Document:

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                                                                   EXHIBIT 10.14

                       SHARES SALE AND PURCHASE AGREEMENT

         This Agreement (hereinafter referred to as the "Agreement") is made and
entered into on the 28th day of November, 2001, by and among the Parties listed
below.

                                    PARTIES:

         IMAGE SENSING SYSTEMS, INC., a company incorporated in Minnesota, USA,
having its registered office at 500 Spruce Tree Center, 1600 University Avenue
West, St. Paul, Minnesota 55104-3825, U.S.A. (hereinafter referred to as "ISS"),

         BERKELEY DEVELOPMENT LIMITED, a company incorporated in the British
Virgin Islands, having its registered office at Atlantic Chambers, Romasco
Harbour House, Road Town, Tortola, British Virgin Islands (hereinafter referred
to as "BDL"),

         MR. MATS JOHAN BILLOW, HK ID card No. P608390 (4) of One Robinson
Place, 31st Floor, Flat C, 70 Robinson Road, Mid-Levels, Hong Kong (hereinafter
referred to as "BILLOW"),

         and GROVE PLACE LIMITED, a company incorporated in the British Virgin
Islands, having its registered office at Shelton Building, P.O. Box 3136, Main
Street, Road Town, Tortola, British Virgin Islands (hereinafter referred to as
"GPL").

         WHEREAS:

         (A) BDL and Billow (collectively the "Billow Vendors") are the owners
of two (2) ordinary shares in Flow Traffic Limited, a company incorporated in
the Hong Kong Special Administrative Region of the People's Republic of China
("HKSAR") having its registered office at 2001 Central Plaza, 18 Harbour Road,
Wanchai, Hong Kong (hereinafter referred to as "FTL").

         (B) GPL (the "Grove Vendor") is the owner of two (2) ordinary shares in
FTL. The Grove Vendor and the Billow Vendors are collectively referred to in
this Agreement as the "Vendors".

         (C) The Vendors have agreed to sell and ISS has agreed to purchase the
Sale Shares (defined below) subject to and on the terms and conditions of this
Agreement.

         WHEREBY IT IS AGREED AS FOLLOWS:

1.       INTERPRETATION.

1.01 In this Agreement unless the context otherwise requires the following words
and expressions shall have the following meanings:

         "Billow Consideration" has the meaning set out in Clause 3(a).

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         "BILLOW SALE SHARES" means 2 fully paid ordinary shares of HK$ 1 each
of FM which are beneficially owned by BDL and Billow.

         "BILLOW SERVICE AGREEMENT" means the contract of employment entered
into between FTL and Billow in respect of the services provided by Billow to
FTL.

         "COMPLETION" means the performance by the parties of the several
obligations contained in Clause 4.

         "Completion Date" means 7th January 2002 upon which Completion is to
take place pursuant to Clause 4.

         "EFFECTIVE DATE" means 7th January 2002.

         "GROVE CONSIDERATION" has the meaning set out in Clause 3(b).

         "GROVE CONSULTANCY AGREEMENT" means the consultancy agreement entered
into between ISS and GPL in respect of the consultancy services provided by GPL
to FTL and/or ISS.

         "GROVE SALE SHARES" means 2 fully paid ordinary shares of UK$ 1 each of
FTL which are beneficially owned by GPL.

         "INTEREST RATE" means 2.5 % above LIBOR.

         "LETTER OF CREDIT" means an irrevocable stand-by letter of credit (in a
form to be approved by each of the Vendors) issued by a licensed bank approved
by each of the Vendors.

         "SALE SHARES" means collectively the Billow Sale Shares and the Grove
Sale Shares.

         "TOTAL CONSIDERATION" means the total consideration to be paid by ISS
to the Vendors for the Sale Shares as specified in Clauses 3(a), 3 (b), 6 (a)
and 6 (b).

2.       SHARES SALE AND PURCHASE.  The Vendors shall sell the sale shares and
ISS shall purchase the sale shares on the terms and conditions as set out in
this agreement.

3.       CONSIDERATION.

         (a)      The consideration for the sale of the Billow Sale Shares shall
be US$475,000 (the "Billow Consideration").

         (b)      The consideration for the sale of the Grove Sale Shares shall
be US$475,000 (the "Grove Consideration").

         (c)      The Total Consideration shall be paid in the manner described
in Clause 5 and Clause 6.

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         (d) Billow is hereby irrevocably authorized and instructed to accept
payment of the consideration for the sale of BDL's shares in FTL of any part
thereof on the terms and conditions herein stated.

4.       COMPLETION.

         4.01 Completion  shall  take  place  on the  Completion  Date  when
all of the following business shall be transacted:

         (a)      the Billow Vendors shall release to ISS:

                  (i) two duly executed instruments of transfer and sold
         contract notes in respect of each of the Billow Sale Shares in favour
         of ISS and/or its nominee together with the relevant certificates
         therefor;

                  (ii) a cheque drawn in favour of the Government of the HKSAR
         for the amount of stamp duty payable by the Billow Vendors for the sale
         of the Billow Sale Shares.

         (b)      the Grove Vendor shall release to ISS:

                  (i) a duly executed instrument of transfer and sold contract
         note in respect of the Grove Sale Shares in favour of ISS and/or its
         nominee together with the relevant certificates therefor;

                  (ii) a cheque drawn in favour of the Government of the HKSAR
         for the amount of stamp duty payable by the Grove Vendor for the sale
         of the Grove Sale Shares.

         (c)      ISS shall release:

                  (i) to the Billow Vendors counterparts of the two instruments
         of transfer and the two sold contract notes in respect of each of the
         Billow Sale Shares in favour of the Billow Vendors;

                  (ii) to the Grove Vendor a counterpart of the instrument of
         transfer and the sold contract note in respect of the Grove Sale Shares
         in favour of the Grove Vendor;

                  (iii) to the Billow Vendors a Letter of Credit drawn in favour
         of Billow or his nominee in the amount of US$ 225,000 for payment to be
         made in accordance with Clause 5(c);

                  (iv) to the Grove Vendor a Letter of Credit drawn in favour of
         GPL or its nominee in the amount of US$ 225,000 for payment to be made
         in accordance with Clause 5(d);

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                  (v) to the Billow Vendors cash to the amount of US$ 125,000 in
         accordance with Clause 5(a);

                  (vi) to the Grove Vendor cash to the amount of US$ 125,000 in
         accordance with Clause 5 (b);

                  (vii) to the Billow Vendors a preferred share certificate in
         ISS with a par value of US$ 125,000 in accordance with Clause 5(e)

                  (viii) to the Grove Vendor a preferred share certificate in
         ISS with a par value of US$ 125,000 in accordance with Clause 5(f)

                  (ix) a cheque drawn in favour of the Government of the HKSAR
         for the amount of stamp duty payable by ISS for the purchase of the
         Sale Shares;

                  (x) such other documents as may be required to complete the
         transactions contemplated by this Agreement.

         (d) the [Vendors]/[ISS] shall procure a board meeting of FTL to be held
   at which resolutions shall be passed (where appropriate):

                  (i) to approve and give effect to all of the matters referred
         to above;

                  (ii) to approve ISS or its nominee for registration as the
         holder of the Sale Shares and to authorise and instruct FTL's company
         secretary to enter ISS's or its nominee's name in the register of
         members and to issue new Share Certificates in the name of ISS and/or
         its nominee;

                  (iii) to release the latest audited management accounts of FTL
         to the Vendors and/or ISS for submission to the Inland Revenue
         Department for stamp duty purposes;

         4.02 The Vendors shall not be obliged to complete this Agreement or
perform any obligations hereunder unless ISS complies fully with the
requirements of Clause 4.01(c).

         4.03 The transfer of the title to the Sale Shares to ISS shall take
effect on the Effective Date.

5.       MANNER OF PAYMENT.

         (a) US$ 125,000 of the Billow Consideration shall be payable by ISS in
cash by telegraphic transfer to such account in Hong Kong as nominated by
Billow. This cash transfer must be received in the nominated account on or
before the Completion Date.

         (b) US$ 125,000 of the Grove Consideration shall be payable by ISS in
cash by telegraphic transfer to such account in Hong Kong as nominated by GPL.
This cash transfer must be received in the nominated account on or before the
Completion Date.

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         (c) US$ 225,000 of the Billow Consideration shall be payable by ISS by
Letter of Credit in one payment to be effected any such time between 1st April
2003 and 30th April 2003 that the Billow Vendors may choose. ISS agrees that the
documentation required for payment under this Letter of Credit shall be an
invoice issued by the Billow Vendors only. ISS further agrees that the Letter of
Credit shall be issued to the Billow Vendors and received by the Billow Vendors
on or before the Completion Date.

         (d) US$ 225,000 of the Grove Consideration shall be payable by ISS by
Letter of Credit in one payment to be effected at any such time between 1st
April 2003 and 30th April 2003 that the Grove Vendor may choose. ISS agrees that
the documentation required for payment under this Letter of Credit shall be an
invoice issued by the Grove Vendor only. ISS further agrees that the Letter of
Credit shall be issued to the Grove Vendor and received by the Grove Vendor on
or before the Completion Date

         (e) US$ 125,000 of the Billow Consideration shall be payable by ISS in
the form of a preferred share certificate being convertible to 50,000 common
shares in ISS at any time within five years from the issuing date. ISS shall
have a call option to purchase this share certificate at any time during the
year 2002 at a purchase price of US$ 125,000, payable in cash. The Billow
Vendors shall have a put option to sell this share certificate at a sale price
of US$ 25,000 at any time after 1st April 2003. ISS shall further have a call
option to purchase this share certificate at any time after 1st April 2003 at a
purchase price of US$ 150,000. If this share certificate has not been converted
to common shares or purchased by ISS prior to 7th January 2007, ISS shall
purchase this certificate at a purchase price of US$ 125,000. ISS agrees that
this share certificate shall be issued to the Billow Vendors and received by the
Billow Vendors on or before the Completion Date.

         (f) US$ 125,000 of the Grove Consideration shall be payable by ISS in
the form of a preferred share certificate being convertible to 50,000 common
shares in ISS at any time within five years from the issuing date. ISS shall
have a call option to purchase this share certificate at any time during the
year 2002 at a purchase price of US$ 125,000, payable in cash. The Grove Vendor
shall have a put option to sell this share certificate at a sale price of US$
125,000 at any time after 1st April 2003. ISS shall further have a call option
to purchase this share certificate at any time after 1st April 2003 at a
purchase price of US$ 150,000. If this share certificate has not been converted
to common shares or purchased by ISS prior to 7th January 2007, ISS shall
purchase this certificate at a purchase price of US$ 125,000. ISS agrees that
this share certificate shall be issued to the Grove Vendor and received by the
Grove Vendor on or before the Completion Date.

         (g) Any amount not paid by ISS when due shall accrue interest on such
amount from the due date at the Interest Rate.

6.       ADDITIONAL PAYMENT.

         (a) So long as FTL achieves an audited net profit before tax of HK$
1,418,000 or greater for the financial year 2002, ISS will pay the Billow
Vendors an additional payment in consideration of the Billow Sale Shares of US$
50,000, payable in cash within 10 days upon

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completion of audit. Such payment shall be paid to such account in Hong Kong as
nominated by Billow.

         (b) So long as FTL achieves an audited net profit before tax of HK$
1,418,000 or greater for the financial year 2002, ISS will pay the Grove Vendor
an additional payment in consideration of the Grove Sale Shares of US$ 50,000,
payable in cash within 10 days upon completion of audit. Such payment shall be
paid to such account in Hong Kong as nominated by GPL.

         (c) ISS agrees that it will not impose any additional costs on FTL in
the year 2002 other than such costs as have been included in the budget for the
financial year 2002.

7.       TERM.

         7.01 This Agreement shall take effect from the date first above written
and shall continue in full force until the Vendors have been fully paid the
Total Consideration by ISS.

         7.02 If ISS fails to pay any or all of the instalments of the Total
Consideration required to be paid hereunder, each of the Vendors (or both of
them) as the case may be shall have the following rights and remedies:

                  (a) all rights and remedies arising under this Agreement and
         under the laws of the HKSAR;

                  (b) to terminate the Billow Service Agreement and/or the Grove
         Consultancy Agreement respectively;

                  (c) to require the Billow Sale Shares and/or the Grove Sale
         Shares to be transferred back to the Billow Vendors and the Grove
         Vendor respectively.

8.       ENTIRE AGREEMENT. This agreement constitutes and expresses the
entire agreement between the parties relating to its subject matter, superseding
in all respects any and all prior oral or written agreements or understandings
between them pertaining to the transactions contemplated by this Agreement,
including without limitation a Shareholders' Agreement entered into between ISS,
BDL, GPL, Billow, Anthony H. Gould and FTL (formerly known as Max Resources
Limited) dated 1st February 1999, and a Subscription Agreement entered into
between ISS, Billow, BDL and FTL (formerly blown as Max Resources Limited) dated
1st February 1999.

9.       AMENDMENT.  Unless  otherwise  specifically  provided  for in  this
Agreement, the provisions of this Agreement may be amended, supplemented or
waived only if the parties hereto agree in writing.

10.      NOTICES.

         10.01 In Writing and Methods of Delivery. Every notice or communication
under this Agreement must be in writing and may, without prejudice to any other
from of delivery, be delivered personally or sent by post or transmitted by fax
or telex.

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         10.02 Authorised Addresses and Numbers.

               (a) In the case of posting, the envelope containing the notice or
         communication must be addressed to the intended recipient at the
         authorised address of that party and must be properly stamped or have
         the proper postage prepaid for delivery and, in the case of a fax or
         telex, the transmission must be sent to the intended recipient at the
         authorized number of that party.

               (b) Subject to Clause 10.03, the authorised address, fax and
         telex numbers of each party, for the purpose of Clause 10, are as
         follows:

               If to ISS:              Image Sensing Systems, Inc.
                                       500 Spruce Tree Centre
                                       1600 University Avenue West
                                       St. Paul, Minnesota 55104-3825
                                       U.S.A.
                                       Attention:  President
                                       Telefax No.:  1-651-603-7795

               If to GPL:              ISS Asia Regional Office
                                       99/49 Chuan Chuen Floraville
                                       Patum Thani 12000
                                       Thailand
                                       Attention:  Mr. Anthony H. Gould
                                       Telefax No.:  662-598-2780

               If to BDL or Billow:    2001 Central Plaza
                                       18 Harbour Road
                                       Wanchai, Hong Kong
                                       Attention:  Berkeley Development Limited
                                       Telefax No.: 852-2827-0056

         10.03 Notification of Changes. No change in any of the particulars set
out in Clause 10.02 will be effective against a party until it has been notified
to that party.

         10.04 Deemed Giving of Notice and Receipt. A notice or communication
will be deemed to have been duly given and received:

               (a) on personal delivery to the addressee or on a business day to
       a place for the receipt of letters at that addressee's authorised
       address;

               (b) in the case of posting, where the addressee's authorised
       address is in the same country as the country of posting, at 10:00 a.m.
       (local time at the place where the address is located) on the second
       business day after the day of posting;

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               (c) in the case of posting, where the addressee's authorised
       address is not in the same country as the country of posting, at 10:00
       a.m. (local time at the place where that address is located) on the fifth
       business day after the day of posting;

               (d) in the case of a fax, on issue to the sender of an O.K.
       result confirmation receipt or, if the day of issue is not a business
       day, at 10:00 a.m. (local time where the authorised fax number of the
       intended recipient is located) on the next business day; and

               (e) in the case of a telex, on receipt by the sender of the
       confirmed answerback or, if the day of receipt is not a business day, at
       10 a.m. (local time where the authorised telex number of the intended
       recipient is located) on the next business day.

11.    WAIVER. No failure on the part of any party to exercise and no delay in
exercising any right or remedy hereunder shall operate as a waiver hereof; nor
shall any single or partial exercise or any right or remedy hereunder preclude
any other or further exercise thereof or the exercise of any other right or
remedy granted hereby or by any related document or at law or in equity.

12.    ASSIGNMENT. This Agreement shall be binding upon and inure to the benefit
of the parties an their respective successors and permitted assigns; provided,
however, that no party shall have the right to assign this Agreement in whole or
in part without the prior written consent of the other parties hereto, which
consent may be granted or withheld in the sole and absolute discretion of such
other parties.

13.    SEVERABILITY. If any provision of this Agreement is not or ceases to be
legal, valid, binding and enforceable under the law of any Jurisdiction, neither
the legality, validity, binding effect or enforceability of the remaining
provisions under that law nor the legality, validity, binding effect or
enforceability of that provision under the law of any other jurisdiction shall
be affected.

14.    COUNTERPARTS. This Agreement may be executed in one or more counterparts
each of which shall be binding on each party by whom or on whose behalf it is so
executed, but which together shall constitute a single instrument. for the
avoidance of doubt, this Agreement shall not be binding on any party hereto
unless and until it shall have been executed by or on behalf of all persons
expressed to be the parties hereto.

15.    TIME OF THE ESSENCE. Time shall be of the essence of this Agreement, both
as regards the dates and periods specifically mentioned and as to any dates and
periods which may, by agreement in writing between or on behalf of the Vendors
and ISS, be substituted for them.

16.    SERVICE AGREEMENT/CONSULTANCY AGREEMENT. The parties agrees that any
disputes or termination or other matters arising under the Billow Service
Agreement and/or the Grove Consultancy Agreement shall not affect ISS's
obligations (including but not limited to its obligation to pay the Total
Consideration) under this Agreement.

17.    CONFIDENTIALITY. Subject to any applicable statutory or regulatory rules,
none of the parties hereto shall make any public announcement or divulge or
otherwise make public in any manner any information in relation to this
Agreement or the transactions or arrangements hereby

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contemplated or herein referred to (including without prejudice to the foregoing
generality the fact that this Agreement has been entered into between the
parties) or any matter ancillary hereto or thereto without the prior consent of
the other parties (which consent shall not be unreasonably withheld or delayed).

18.      COSTS AND EXPENSES.

         18.01 Each party shall pay its or his own costs and expenses in
relation to the negotiations leading up to the sale and purchase of the Sale
Shares and to the preparation and execution and performance of this Agreement.

         18.02 The stamp duty shall be paid by the Vendors and ISS in equal
shares.

19.      PROCESS AGENT.

         19.01 BDL hereby appoints Johan Billow of One Robinson Place, 31st
Floor, Flat C, 70 Robinson Road, Mid-Levels, Hong Kong (or such other person,
being resident or incorporated in Hong Kong, as it may by notice to all other
parties hereto substitute) to accept service of all legal process arising out of
or connected with this Agreement and service on Johan Billow (or such
substitute) shall be deemed to be service on BDL.

         19.02 The Grove Vendor hereby appoints Johan Billow of One Robinson
Place, 31st Floor, Flat C, 70 Robinson Road, Mid-Levels, Hong Kong (or such
other person, being resident or incorporated in Hong Kong, as it may by notice
to all other parties hereto substitute) to accept service of all legal process
arising out of or connected with this Agreement and service on Johan Billow (or
such substitute) shall be deemed to be service on the Grove Vendor.

         19.03 ISS hereby appoints Horwath Management Services Limited of Hong
Kong (or such other person, being resident or incorporated in Hong Kong, as it
may by notice to all other parties hereto substitute) to accept service of all
legal process arising out of or connected with this Agreement and service on
Horwath Management Services Limited (or such substitute) shall be deemed to be
service on ISS.

20.      GOVERNING LAW. This Agreement shall be governed by and  construed in
accordance with the laws of the HKSAR and each party hereby irrevocably submits
to the non-exclusive jurisdiction of the courts of the HKSAR.

         In witness whereof this Agreement has been duly entered into by the
parties the day and year first above written.

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EXECUTED by the parties

For and on behalf of                      For and on behalf of

IMAGE SENSING SYSTEMS, INC.               GROVE PLACE LIMITED

By:   /s/ William L. Russell              By:   /s/ Anthony H. Gould
    -----------------------------             ----------------------------------
      William L. Russell                       Anthony H. Gould

Witnessed by:                             Witnessed by:

/s/ Richard C. Magnuson                    /s/ Johan Billow
---------------------------------         --------------------------------------
Name:    Richard C. Magnuson              Name:  Johan Billow
Title:                                    Title:

For and on behalf of                      /s/ Johan Billow
                                          --------------------------------------
                                          MR. MATS JOHAN BILLOW
BERKELEY DEVELOPMENT LIMITED
                                          Witnessed by:
By       /s/ Johan Billow
   ------------------------------
         Johan Billow
                                          /s/ Anthony H. Gould
                                          --------------------------------------
Witnessed by:                             Name:  Anthony H. Gould
                                          Title:
/s/ Anthony H. Gould
---------------------------------
Name:  Anthony H. Gould
Title:

                                       10<PAGE>

                                                                   EXHIBIT 10.15

                                 AMENDMENT NO. 1
                                       TO
                       SHARES SALE AND PURCHASE AGREEMENT

Amendment No. 1, dated as of December 31, 2001 (the "Amendment"), to the Shares
Sale and Purchase Agreement dated November 28, 2001 (the "Agreement"), by and
among Image Sensing Systems, Inc., a company incorporated in Minnesota, USA
("ISS"), Berkeley Development Limited, a company incorporated in the British
Virgin Islands ("BDL"), Mr. Mats Johan Billow, a resident of Hong Kong
("Billow"), and Grove Place Limited, a company incorporated in the British
Virgin Islands ("Grove").

         WHEREAS, the parties to this Amendment previously entered into the
Agreement, pursuant to which BDL, Billow and Grove (collectively, the "Vendors")
have agreed to sell, and ISS has agreed to purchase, all of the outstanding
shares, par value HK$1.00 per share, of Flow Traffic Limited, a company
incorporated in Hong Kong, owned by the Vendors; and

         WHEREAS, the parties desire to amend the Agreement in certain respects,
in accordance with Section 9 of the Agreement.

         NOW, THEREFORE, in consideration of the premises and the mutual
agreements herein set forth, the parties hereby agree as follows:

1.       Amendment of the Agreement.  The Agreement shall be amended as follows:

         (a)      Section 5(e) of the Agreement is hereby amended to read in its
                  entirety as follows:

         "US$125,000 of the Billow Consideration shall be payable by ISS in the
         form of a non-interest bearing, non-negotiable note convertible into
         50,000 shares of common stock of ISS, par value US$.01 per share, at
         any time within five years from the date of issuance (the "Billow
         Note"). Billow may demand payment for the Billow Note at any time after
         April 1, 2003; provided that the Billow Note may be prepaid at the
         option of ISS for its face amount at any time during calendar year 2002
         or for US$150,000 at any time after April 1, 2003. If not converted or
         paid by January 7, 2007, the Billow Note will be redeemed by ISS on
         such date for its face amount of US$125,000."

         (b)      Section 5(f) of the Agreement is hereby amended to read in its
                  entirety as follows:

         "US$125,000 of the Grove Consideration shall be payable by ISS in the
         form of a non-interest bearing, non-negotiable note convertible into
         50,000 shares of common stock of ISS, par value US$.01 per share, at
         any time within five years from the date of issuance (the "Grove
         Note"). Grove may demand payment for the Grove Note at any time after
         April 1, 2003; provided that the Grove Note may be prepaid at the
         option of ISS for its face amount at any time during calendar year 2002
         or for US$150,000 at any time after April 1, 2003. If not converted or
         paid by January 7, 2007, the Grove Note will be redeemed by ISS on such
         date for its face amount of US$125,000."

<PAGE>
         2.       Counterparts. This Amendment may be executed in any number of
         counterparts and each of such counterparts shall for all purposes be
         deemed to be an original, and all such counterparts shall together
         constitute but one and the same instrument.

                  IN WITNESS WHEREOF, the parties have caused this Amendment to
         be duly executed as of the date first above written.

                              IMAGE SENSING SYSTEMS, INC.

                              /s/ William L. Russell
                              --------------------------------------------
                              Name:  William L. Russell
                              Title:  Chairman and Chief Executive Officer

                              BERKELEY DEVELOPMENT LIMITED

                              /s/ Johan Billow
                              --------------------------------------------
                              Name:  Johan Billow
                              Title:  Director

                              MR. MATS JOHAN BILLOW

                              /s/ Johan Billow
                              --------------------------------------------

                              GROVE PLACE LIMITED

                              /s/ Anthony H. Gould
                              --------------------------------------------
                              Name:  Anthony H. Gould
                                     Title:

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