Document:

EXHIBIT 4.38
                                                                    ------------

                                DATED 27 MAY 1999
                                -----------------

                                FLEXTECH plc (1)

                                 ADAM SINGER (2)

                       ----------------------------------

                                SERVICE AGREEMENT

                       ----------------------------------

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THIS AGREEMENT is made the 27 day of May One thousand nine hundred and ninety
nine

BETWEEN

(1)      FLEXTECH plc ("the Company") whose registered office is at The
         Quadrangle Imperial Square Cheltenham Gloucestershire GL50 1YX

and

(2)      ADAM NICHOLAS SINGER ("the Executive") of 8 Oxhey Road, Oxhey, Watford,
         Herts WD1 4QE.

NOW IT IS HEREBY AGREED that the Company shall employ the Executive and the
Executive shall serve the Company upon and subject to the following terms and
conditions:-

1.       Definitions and Interpretation
         ------------------------------

1.1      In this Agreement

"the Act"                     means the Employment Rights Act 1996 (as amended)

"Associated Company"          means a company which is from time to time a
                              subsidiary or a holding company (as those
                              expressions are defined by s.736 Companies Act
                              1985) of the Company or a subsidiary (other than
                              the Company) of a holding company of the Company

"Bank Holidays"               means and includes any day upon which the banks in
                              England and Wales are not open for the transaction
                              of all normal banking business and (for the
                              avoidance of doubt) such term includes Saturdays
                              and Sundays and the term "Public Holidays" shall
                              have the same meaning as Bank Holidays

"the Board"                   means the board of directors from time to time of
                              the Company

"calendar month"              means each period of one month beginning on the
                              first and ending on the last day of each month

"calendar year"               means each period of one year beginning on 1st
                              January and ending on 31st December in the same
                              year

"the Companies Acts"          means the Companies Acts 1985 to 1989

"the Group"                   means the Company and its Associated Companies

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"a Group Company"             means a company within the Group

"Working Days"                means any day other than a Saturday or a Sunday
                              which is not a Bank Holiday or a Public Holiday

1.2      Any reference to a statutory provision shall be deemed to include a
         reference to any statutory modification or re-enactment of the same
         from time to time

1.3      Clause headings are used for ease of reference only and shall not
         affect the construction thereof

2.       Term of the Appointment
         -----------------------

2.1      The employment of the Executive on the terms of this Agreement
         commenced on 9th May 1997 and shall continue (subject to termination as
         hereinafter provided) unless and until determined by either (a) the
         Executive giving to the Company not less than twelve (12) months'
         written notice of termination expiring on the last day of a calendar
         month or (b) the Company giving to the Executive not less than
         twenty-four (24) months written notice of termination expiring on the
         last day of a calendar month

2.2      If the Executive's employment is terminated by either party pursuant to
         clause 2.1 the Executive will have no right to work for the Company
         during any period of notice (although the Company will have power to
         require him to do so). If at the commencement of any period of notice
         or at any time during the period of notice the Executive is informed
         (whether by the Company or the Board) that he is not required to work
         for the Company during the remainder of the notice period then he shall
         become immediately entitled to receive in one lump sum the balance of
         monies that would have been paid to him during such period of notice
         had he worked for the Company during such period of notice and the
         Executive shall, subject to the provisions of clause 9 below, be free
         immediately to take up alternative employment

         The Company may in its discretion whilst requiring the Executive to
         remain an employee of the Company for the remaining period of notice
         also require that he event the Executive's salary and other benefits
         shall be provided to him in the normal course in accordance with the
         terms of this Agreement

3.       Duties of the Executive
         -----------------------

3.1      During the period of his employment hereunder the Executive shall serve
         the Company as Executive Chairman and Chief Executive Officer of the
         Company. The Executive shall be based at 160 Great Portland Street,
         London

3.2      The Executive shall if so requested by the Board (without any further
         remuneration than is hereinafter mentioned) perform such services for
         any Associated Company and accept such offices in any Associated
         Company as the Board may reasonably require

3.3      During the continuance of the employment hereunder the Board shall be
         at liberty from time to time to appoint any other person to act jointly
         with the Executive and in the event that the Executive is unable
         through illness, accident or any other incapacity to carry out his
         duties under this Agreement for any consecutive period of three months
         the Company may (without prejudice to the provisions of clause 10)
         temporarily employ any person or

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         persons to perform those duties in the Executive's place until such
         time as the Executive is able to resume the performance of his duties

3.4      The Executive shall unless prevented by injury or ill health devote the
         whole of his time attention and abilities to the business of the
         Company and shall well and faithfully serve the Company and the Group

3.5      The Executive shall carry out his duties hereunder between the hours of
         9.00 am and 5.00 pm on normal Working Days and during such other hours
         as may from time to time be necessary in order to fulfil properly his
         duties hereunder and he shall not be entitled to extra remuneration for
         work performed outside normal working hours

3.6      The Board shall have the right upon reasonable grounds from time to
         time to vary the place of the employment of the Executive within
         England and the Company shall in such event reimburse to the Executive
         such removal and other expenses as the Executive may reasonably and
         with the prior approval of the Board incur in consequence thereof

3.7      On termination of his employment under this Agreement the Executive
         shall (unless the Company waives its right to receive his resignation)
         give notice of resigning forthwith (without any specific claim for
         compensation for ceasing to be a director) as a director of the Company
         and from all offices and directorships held by him in any Associated
         Company. In the event of such notice not having been received by the
         Company within two days of the termination of the Executive's
         employment hereunder, the Company is hereby irrevocably authorised to
         appoint any director of the Company or its secretary for the time being
         as the Executive's doing all things requisite to give effect thereto

4.       Remuneration and Expenses
         -------------------------

4.1      The remuneration of the Executive shall be a fixed salary (inclusive of
         any fees payable to him as a director of the Company or any Associated
         Company) payable by equal monthly instalments in arrears on the last
         day of each calendar month with such increments thereto as the Company
         may from time to time determine. The Executive's salary at the date
         hereof ii three hundred and sixty three thousand pounds per annum
         ((pound)363,000 p.a.)

4.2      The salary shall be reviewed by the Board during each calendar year of
         the term of this Agreement and shall be increased (but not decreased)
         with effect from 1st January in each such calendar year by such amount
         as the Board shall in its absolute discretion determine

4.3      In addition to the salary paid to the Executive pursuant to clause 4.1
         above the Executive shall be entitled to a bonus in respect of each
         period ending 31st December of his employment by the Company (the
         "Bonus"). The Bonus will be paid at the sole discretion of the Board.
         The criteria for setting the Bonus may be reviewed each year

4.4      Further the Executive shall be entitled during the course of his
         employment to benefits in line with the Company's policy from time to
         time and comparable with the terms normally granted to similar status
         employees in comparable companies in the United Kingdom (and to include
         in any event medical insurance for the Executive, his wife and minor
         children and permanent health/disability insurance and life assurance
         for the Executive and participation in the Company's variable incentive
         schemes including the Long Term Incentive Plan, Executive Share Option
         Schemes, Sharesave Scheme and Equity Participation Plan) provided that
         under no circumstances shall such benefits (including without prejudice
         to the generality of the foregoing permanent health

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         insurance, private medical insurance, life insurance and the right to
         participate in the Company's Executive Share Option Schemes, Long Term
         Incentive Plan, Sharesave Scheme and Equity Participation Plan) be less
         than the benefits paid to the Executive at the date hereof

4.5      The Company shall reimburse to the Executive all reasonable travelling
         hotel and other expenses incurred by him in or about the performance of
         his duties hereunder (including any expenses incurred in attending
         meetings of the Board or committees of the Board or general meetings of
         the Company or of any Associated Companies) subject to such expenses
         being submitted and evidenced in such manner as the Company shall
         specify from time to time

4.6      The Company may reasonably request the Executive's spouse to accompany
         the Executive on overseas engagements whereupon the Company shall
         reimburse the Executive for actual and reasonable expenses incurred in
         respect of or by the

4.7      The Company shall reimburse the Executive for all reasonable costs of
         telephone and fax rental and usage

4.8      To allow the Executive to monitor programming the Company shall provide
         and pay for at the Executive's residence appropriate television and VCR
         facilities and in addition shall pay for and arrange the installation
         of equipment necessary to allow reception of direct to home and/or
         cable television and shall pay all subscriber fees relating thereto

5.       Motor Car
         ---------

5.1      To assist him in the performance of his duties hereunder the Company
         shall during the term of his employment hereunder (subject to his being
         fully qualified to drive) provide the Executive with a motor car of a
         model and type to be agreed between the Executive and the Deputy
         Chairman (subject to its being suitable for use by a person of his
         status) and at the Company's cost and expense shall permit him to use
         it for his own private purposes including use on holidays

         The Company shall from time to time at its own cost and expense replace
         the same with another car of a type similar to and of a value
         equivalent to the cost price of the original car (having regard to the
         effects of inflation) and shall (subject as hereinafter provided) pay
         the testing taxation insurance premiums and the running expenses of
         such motor car including petrol lubrication maintenance and repairs

5.2      The Executive shall be permitted to use the said motor car on terms
         that he shall

         5.2.1    take good care of the car and ensure that it is kept in the
                  state and condition required by law and that the provisions
                  and conditions of any policy of insurance relating to it are
                  observed

         5.2.2    return the car (or such replacement as aforesaid) and its keys
                  to the Company's principal place of business immediately upon
                  the termination of his employment hereunder save that if the
                  Executive's employment is terminated pursuant to clause 2.1
                  above he shall be entitled to retain and use the car on the
                  like terms as provided in this clause 5 for the period to the
                  date when the notice of termination expires or would have
                  expired but for the provisions of clause 2.2

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5.3      The Executive may elect to receive a cash allowance in such amount as
         may be fixed by the Company (acting reasonably) in lieu of the
         provision of a motor car under the provisions of this clause 5

6.       Holidays and Holiday Pay
         ------------------------

6.1      The Executive shall be entitled (in addition to the normal Public and
         Bank Holidays) to twenty working days' holiday in each calendar year
         such holiday to be calendar year may be carried forward

6.2      On the cessation of the Executive's employment for whatever reason he
         shall be entitled to accrued holiday pay in lieu of holidays not taken
         at that date

7.       Sickness
         --------

7.1      The Executive will notify or cause to be notified the Company as soon
         as he becomes unfit for work due to illness or injury. Failure to
         notify will entitle the Company at its absolute discretion to withhold
         payment of contractual and/or statutory sick pay

7.2      On each occasion the Executive is absent from work due to illness or
         injury he will provide evidence to the Company that he was unfit for
         work in accordance with the requirements of the Company from time to
         time. A doctor's certificate will be required in case of illness or
         injury lasting more than seven days

7.3      The Company shall be entitled during any period of incapacity of the
         Executive to require the Executive to undergo a medical examination by
         a doctor nominated by the Company which doctor shall be entitled to
         report the result of any such examination to the Company and to the
         Executive's own doctor

7.4      Subject to compliance with the foregoing provisions of this clause if
         the Executive is at any time prevented by illness or accident or any
         other medical incapacity from carrying out fully his duties hereunder
         his salary will not cease to be payable by reason only of his
         incapacity for work due to sickness or injury (unless the Executive's
         employment hereunder shall have been terminated). The Company shall be
         entitled to deduct from salary paid the maximum of any benefits to
         which the Executive shall be entitled under the current Social Security
         Acts whether or not he receives those benefits

8.       Pension
         -------

         The Company will contribute a sum equivalent to between twelve (12) and
         fourteen (14) percent of salary each year to a pension scheme. The
         exact value of the Company's contribution will vary at the Company's
         discretion according to the scheme chosen

9.       Confidentiality and Other Interests and Restrictions After Termination
         ----------------------------------------------------------------------

9.1      In this clause 9 the following expressions shall have the following
         meanings:

         9.1.1    "Business" shall mean the business of the Group as carried on
                  immediately prior to the Termination Date;

         9.1.2    "Prohibited Area" shall mean the United Kingdom:

         9.1.3    "Protected Information" shall mean all information which is at
                  the Termination Date confidential in relation to the Business,
                  including for the avoidance of

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                  doubt all business, financial, operational, customer and
                  marketing information and trade secrets in relation to the
                  Business;

         9.1.4    "Restricted Period" shall mean the period beginning on the
                  Termination Date and ending on the earlier of (first) the date
                  12 months from the Termination Date and (second) the date 24
                  months from the date of either party giving notice of
                  termination under clause 2.1;

         9.1.5    "Termination Date" shall mean the date on which the employment
                  terminates irrespective of the cause or manner

9.2      Since the Executive is likely to obtain Protected Information in the
         course of the employment and personal knowledge of and influence over
         suppliers, customers and employees of the Company and Group the
         Executive hereby agrees with the Company that in addition to the other
         terms of this Agreement and without prejudice to other restrictions
         imposed upon him by law, he will, save with the prior written consent
         of the Company, be bound by the covenants contained in clauses 9.3 to
         9.7

9.3      The Executive hereby undertakes that he will not during the Restricted
         Period, and within the Prohibited Area either solely or jointly or in
         partnership or association with or as director, manager, agent,
         employee, consultant, servant or representative of or for any other
         person, firm or company directly or indirectly carry on or be engaged
         or concerned or interested in any business competing with the Business
         provided that nothing contained in this clause shall preclude the
         Executive from holding any shares or loan capital (not exceeding three
         per cent of the shares or loan capital of the class concerned then in
         issue) in any company competing with the Business whose shares are
         listed or dealt in on a recognised investment exchange

9.4      The Executive hereby undertakes that he will not during the Restricted
         Period directly or indirectly interfere with or endeavour to interfere
         with, either on his own behalf or for any other person, firm, company
         or other undertaking competing with the Business, the business
         relationship between a Group Company and any customer or supplier
         therefor or the business relationship between any Group Company and any
         joint venture partner thereof

9.5      The Executive hereby undertakes that he will not during the Restricted
         Period either on his own behalf or for any person, firm, company or
         other undertaking directly or indirectly solicit or endeavour to entice
         away from the Company or any Group Company any person who is an
         employee, director, officer, agent or consultant of the Company or any
         Group Company at the Termination Date

9.6      The Executive hereby undertakes that he will not following the
         Termination Date, directly or indirectly, divulge or make use of any
         Protected Information in relation to do so by a court of competent
         jurisdiction

9.7      Provided that, notwithstanding anything herein contained, the
         provisions of sub-clauses 9.3, 9.4 and 9.5 shall not apply in
         circumstances where this Agreement is terminated by the Executive
         pursuant to sub-clause 10.1 hereof

10.      Termination of employment
         -------------------------

10.1     Either the Executive of the Company may terminate this Agreement
         immediately if the other party is in material breach of the terms
         hereof

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10.2     The Company may at any time by notice in writing to the Executive
         forthwith terminate his employment and the Executive shall have no
         claim against the Company in respect of such termination if the
         Executive shall:

         10.2.1   be guilty of any fraud or gross default or misconduct in
                  connection with or affecting the business of the Company or
                  any Associated Company or be convicted of any criminal offence
                  (other than a motoring offence not resulting in a custodial
                  sentence) or

         10.2.2   be guilty of conduct tending to bring him the Company or any
                  Associated Company into disrepute or

         10.2.3   become bankrupt or compound or make any arrangement with his
                  creditors or

         10.2.4   become of unsound mind or a patient for the purpose of any
                  statute (or any part thereof) relating to mental health

10.3     The termination of the Executive's employment shall be without
         prejudice to any other remedy the Company may have if the termination
         is caused by the Executive's breach of any term of this Agreement

10.4     The rights of the Company under this clause are without prejudice to
         any other right it may have at law to terminate the Executive's
         employment

10.5     Upon the termination of the Executive's employment for whatever reason
         the Company will be entitled to deduct from any payments then due or
         becoming due to the Executive (whether in respect of any period before
         such termination or not) any monies which may then be or become due or
         may become due thereafter from the Executive to any company within the
         Group

10.6     In the event of this Agreement being determined by reason of the death
         of the Executive the personal representatives of the Executive shall be
         entitled to a proportion calculated pro rata temporis of his salary up
         to the date of such determination

10.7     liquidation of the Company for the purpose of amalgamation or
         reconstruction or as part of any arrangement for the amalgamation of
         its undertaking not involving liquidation and the Executive shall be
         offered employment with the amalgamated or reconstructed company on
         terms not less favourable to him (including title and comparable
         responsibilities and status) than the terms of this Agreement then the
         Executive shall have no claim against the Company in respect of the
         termination of his employment by the Company hereunder and previous
         employment of the Executive with the Company prior to such amalgamation
         or reconstruction shall be counted as part of the Executive's
         continuous period of employment for the purposes of the Act

10.8     If this Agreement is terminated by the Executive pursuant to clause
         10.1 above the Executive shall be entitled in lieu of any salary due
         after the date of termination to a cash payment equal to twenty four
         (24) months salary

11.      Disciplinary Rules
         ------------------

11.1     The terms of this Agreement constitute the disciplinary rules to which
         the Executive is subject. If the Executive is dissatisfied with any
         disciplinary decision or has any grievance relating to his employment
         hereunder he should initially address himself to the

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         Deputy Chairman for the time being of the Company or such other person
         as the Board shall from time to time direct in writing to the Executive

         If after such initial action the Executive wishes to pursue the matter
         further he should refer the matter in writing to the Board

11.2     The Company reserves the right in any appropriate case to suspend the
         employment of the Executive with or without payment of remuneration. If
         the Executive's employment is terminated during or immediately
         following any period of suspension without remuneration the Executive
         shall not be entitled to receive remuneration in respect of discretion
         the period of suspension unless the Board in its discretion otherwise
         resolves

12.      Particular of Employment
         ------------------------

         The employment of the Executive hereunder shall also be subject to the
         terms set out in the Schedule which is added in accordance with the
         requirements of Part 1 of the Act

13.      Assignment
         ----------

13.1     The benefit and burden of this Agreement will devolve upon and be
         enforceable by and against the Company's successors and assigns

13.2     For the purposes of this Agreement the Company will be entitled to
         carry out its obligations as to payment of remuneration and otherwise
         through such one or more of the companies within the Group as the Board
         may from time to time expressly determine and the Company may enforce
         the provisions of this Agreement either

14.      General
         -------

14.1     Notwithstanding the termination or expiry of the Executive's employment
         hereunder the provisions of this Agreement shall remain in full force
         and effect in accordance with their terms for so long as may be
         necessary to give effect thereto

14.2     No amendment to this Agreement or other agreement between the Company
         and the Executive as to the terms of employment of the Executive shall
         be legally binding on either of them unless and until such amendment or
         agreement is confirmed in writing and signed by both the Executive and
         a duly authorised officer of the Company

14.3     Any notice required to be served hereunder may be served personally or
         by being sent by recorded delivery in the case of a notice to the
         Executive to his address mentioned above or his last known home address
         and any such notice shall be deemed to have been served at the time of
         delivery in the case of personal service or at the expiration of 48
         hours after it is posted

14.4     This Agreement shall be governed by English law which shall be the
         proper law thereof in all respects

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IN WITNESS whereof this Agreement has been executed by the Company and the
Executive on the day and year first above written

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                                   SCHEDULE 1
                                   ----------

                        Statement of terms of employment
                        --------------------------------

1.       Amplification of terms of employment:

         (a)      Name of the employer: FLEXTECH plc

         (b)      Address of the employer: The Quadrangle Imperial Square
                  Cheltenham Gloucestershire GL5O 1YX

         (c)      Name of the Executive: ADAM NICHOLAS SINGER

         (d)      Address of the Executive: 8 Oxhey Road, Oxhey, Watford, Herts,
                  WD1 4QE

         (e)      Date of commencement of continuous employment: 9th May 1997

                  No period of employment with a previous employer counts as
                  part of the Executive's continuous period of employment with
                  the Company

         (f)      Remuneration - See clause 4:(pound)363,000 per annum payable
                  in monthly instalments in arrears

         (g)      Notice: See clause 2

         (h)      Job Title: Executive Chairman

         (i)      Hours of Work: There are no fixed hours of work - see clause 3
                  of the Agreement

         (j)      Holidays: See clause 6 of the Agreement

         (k)      Sickness or injury: See clause 7 of the Agreement

         (l)      Other benefits: See clauses 4, 5, and 8

2.       The following information is supplied pursuant to the Act and reflects
         the Company's current practice

         (a)      Disciplinary Rules. There is no formal disciplinary procedure
                  applicable to this employment. The Executive shall merely be
                  expected to exhibit a high standard of propriety in all his
                  dealings with and in the name of the Company and the
                  Associated Companies

         (b)      Grievance Procedure: See clause 11

         (c)      Appeals Procedure: As 3(b) above

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<PAGE>

SIGNED by                           )
for and on behalf of                )
FLEXTECH plc                        )        /s/ Flextech plc
in the presence of:                 )

/s/ Norma Paterson
Norma Paterson

SIGNED by the said                  )
ADAM NICHOLAS SINGER                )        /s/ Adam Singer
in the presence of:

/s/ Stephen S. Cook
Stephen S. Cook

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<PAGE>

                            SERVICE AGREEMENT BETWEEN
                            -------------------------

                 FLEXTECH plc and ADAM SINGER DATED 27 MAY 1999
                 ----------------------------------------------

The following amendments apply to the Schedule to the Agreement:

Job Title:                 Chairman and Chief Executive

Remuneration:              With effect from 1 January 2000 the fixed
                           remuneration payable was increased to(pound)400,000
                           per annum.

                                       13EXHIBIT 4.39
                                                                    ------------
21 October 1998
Stephen Cook
Rossburn Farmhouse
Rossburn Lane
Blair Drummond

Dear Stephen.

It is with pleasure that I can offer you the following contract of employment.

Salary
         The annual salary will be (pound)230,000. And is subject to a review at
         the beginning of each year.

Start date
         22 October 1998

Benefits
        Medical for you & family
        Car Allowance                 approximately(pound)7.200 per year
        Permanent Health Insurance
        Life assurance                4 times annual salary, subject to medical
        Pension contribution          12% of basic salary, subject to you
                                      investing 4% of basic salary

Bonus
         Bonus is at the sole discretion of the board and is paid upon
         performance. As a guide, over the last 2 years bonuses in excess of 35%
         have been paid to directors.

Share options
         The company will issue you, subject to being in an open period, share
         options of 201,962 shares, being approximately 4 times salary. The
         final number will depend upon the share price on the date of issue.

Board seat & title
         You will be made an executive director of Flextech plc, with the title
         of General Counsel & Company Secretary

Notice period
         You will be employed on a 12 month rolling contract.

Job Definition
o        Report to the chairman/CEO
o        Work as part of a team with Adam, Brent & Mark
o        Primarily responsible for all legal work in the Group, including the
         negotiations of key major contracts of the Group. These contracts will
         include acquisitions, disposals, banking, stock exchange circulars,
         distribution agreements, trademark, transponder leases, facility,
         programming contracts etc... The negotiations will be from a commercial
         perspective as well as legal perspective. M Stern will report to you.
         Over time it may make sense to get Tim Martin to report to you.
o        Responsible for legal compliance of the group, including ITC
         guidelines.

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<PAGE>

o        Responsible for the Groups company secretarial matters. Richard Taylor
         will report to you.
o        Your responsibility will also include ITC, Oftel and OFT on
         programming, platform and competition issues.

One off payment
         We recognise that you are giving up a partnership with a prestigious
         law firm and in compensation will pay a one off lump sum of
         (pound)75.000 immediately prior to u commencing employment.

Press Release
         Both parties will agree a press release for Friday 23 October 1998

Other
         Hilary Wiseman will join Flextech plc as Legal Manager on a salary of
         (pound)50,000, with a 3-month notice period. Sam Pardoe, your current
         secretary, will also join on her existing salary, with a 1-month notice
         period.

A long form contract will need to be drawn up. If you are in agreement with the
terms of this letter please sign the duplicate copy.

Kind regards

/s/ Adam Singer
---------------
Adam Singer

Accepted:

/s/ Stephen Cook
----------------
Stephen Cook

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