Document:

EXHIBIT 10.11

                         ASSIGNMENT OF OIL AND GAS LEASE

Summitt Oil and Gas, Inc. ("Assignor") and National Health Care Technology, Inc.
("Assignee") agree that:

                                Identity of Lease

WHEREAS, Assignor is Lessee under an Oil and Gas Lease executed on April 4,
2006, by Assignor as Lessee and Summitt Oil & Gas, Inc. as Lessor, covering the
real property in the County of Custer, Oklahoma, described as follows: SEC
25-T12N-R14W, SE/4, CUSTER, OK;, comprising of 160 acres.

WHEREAS, that lease is duly recorded in Book 1265 at Pages 92-93 of the official
records of the county of Custer, Oklahoma, filed January 25, 2005:

                                   Assignment

NOW, THEREFORE, in consideration for the sum of US$400,000 paid by 77,000 shares
in National Healthcare Technology, Inc. and other good and valuable
consideration, receipt of which is hereby acknowledged, Assignor does hereby
sell, assign, transfer, and convey to National Healthcare Technology, Inc. all
of Assignor's right, title, and interest in the lease and the real property
covered by the lease, on the following terms and conditions:

                                Override Royalty

1. There is excepted from the above assignment and conveyance and reserved and
retained in Assignor an overriding royalty equal to 3% of the value of all oil
produced and removed under the lease and the net proceeds received by Assignee
from the sale of all gas and casinghead gasoline produced and sold under the
lease. 2. The overriding royalty reserved and retained by Assignor shall be
payable to Assignor at the same time, and shall be computed in the same manner,
as is provided in the lease for the payment, and computation, of royalties
payable under it to Lessor.

                            Assignee to Perform Lease

3. Assignee accepts, on the terms and conditions specified in this document,
this assignment of lease and agrees to truly and fully perform all of the terms
and conditions of the lease to be performed under the lease by Lessee.

                               Indemnity Agreement

4. Assignee shall indemnify and hold Assignor and the property of Assignor,
including Assignor's interest under this instrument, free and harmless from all
claims, liability, loss, damage, or expense resulting from Assignee's
performance of the lease, Assignee's occupation of any part of the real property
covered by the lease, or the exploration for, or extraction by Assignee under
the lease of, any oil, gas, or other hydrocarbon substances.

                       Modification and Extension of Lease

5. Assignee shall have the right to obtain from Lessor under the lease, or
Lessor's successor in interest as Lessor under the lease, any modifications or
extensions of the lease Assignee may desire, as long as the modifications or
extensions do not reduce in any way the overriding royalty reserved and retained
by Assignor under this instrument or otherwise infringe on any rights of
Assignor under this instrument.

                                       -1-

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                                 Default Clause

7. Should Assignee fail to commence drilling operations on the land covered by
the lease within one year after the date of this instrument, or should Assignee
fail or default in the performance of the lease or this instrument, then
Assignor may, at Assignor's option, either declare Assignee's rights under the
lease and this instrument forfeited and resume its, Assignor's, status as Lessee
under the lease or bring appropriate action in law or equity either to enforce
this instrument or to recover appropriate damages.

                                 Access to Wells

8. Assignor shall have access to any well drilled by Assignee on the land
covered by the lease and shall have the privilege of witnessing all tests and
operations conducted on or in connection with any such well. On written request
of Assignor, Assignee agrees to furnish Assignor with copies of logs and reports
obtained or prepared in connection with any well drilled on the land covered by
the lease.

                              Assignor's Warranties

9. Assignor makes no warranty of title with respect to the land covered by the
lease, but Assignor does warrant and represent to Assignee that:

(a) The rights and interest conveyed to Assignee by this instrument are free and
clear of all liens, charges, and encumbrances created by Assignor;

(b) Assignor has the right to make the transfer and conveyance effectuated by
this instrument;

(c) No default or defaults now exist or have been declared under the lease; and

(d) The lease is now in good standing and in full force and effect.

                         Manner of Payments to Assignor

10. All moneys payable under this agreement by Assignee to Assignor shall be
deemed duly paid when a check for them payable to the order of Assignor is
deposited in the United States mail, first-class postage prepaid, addressed to
Assignor at its office, 9595 Wilshire Bl., #510, Beverly Hills, CA 90210
Assignor may from time to time change depositories for the purpose of this
paragraph by giving written notice of the change and the name and address of the
new depository to Assignee in the manner prescribed by Paragraph 11 of this
instrument.

                                     Notices

11. All notices or other communications required or permitted by this
instrument, the lease, or by law to be served on or given to either party to
this agreement, Assignor or Assignee, by the other party shall be in writing and
shall be deemed duly served when personally delivered to the party to whom it is
directed or when deposited in the United States mail, first-class postage
prepaid, addressed to Assignor at 9595 Wilshire Bl., #510, Beverly Hills CA
90210 or to Assignee at 1660 Union St., #200, San Diego CA 92120. Either party,
Assignor or Assignee, may change its address for the purpose of this paragraph
by giving written notice of that change to the other party in the manner
provided in this paragraph.

                                       -2-

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                                 Attorney's Fees

12. Should any litigation be commenced between the parties to this instrument
concerning the assignment and transfer made by it, the lease, or the rights or
duties of either party in relation to the lease or to this instrument, the
party, Assignor or Assignee, prevailing in that litigation shall be entitled, in
addition to such other relief as may be granted, to a reasonable sum as
attorney's fees in the litigation, which shall be determined by the court in the
litigation or in a separate action brought for that purpose.

                                Binding on Heirs

13. All of the terms and provisions of this instrument shall inure to the
benefit of and shall be binding on the heirs, executors, administrators,
representatives, successors, and assigns of each of the parties to this
agreement.

                             Sole and Only Agreement

14. This instrument constitutes the sole and only agreement between Assignor and
Assignee respecting the lease or the assignment of the lease by Assignor to
Assignee, and correctly sets forth the obligations of Assignor and Assignee to
each other as of its date. Any agreements or representations respecting the
lease or its assignment to Assignee not expressly set forth in this instrument
are null and void.

EXECUTED on April 4, 2006, at Beverly Hills, CA

ASSIGNOR:

Summitt Oil & Gas, Inc.

                                        /s/ Mark Anderson
                                        ----------------------------------------
                                        Mark Anderson, President

ASSIGNEE:

National Health Care Technology, Inc.

                                        /s/ Ross Lyndon-James
                                        ----------------------------------------
                                        Ross Lyndon-James, President

                                       -3-EXHIBIT 10.12

       National Healthcare Technology, Inc /Credit First Holdings Limited

                              Consulting Agreement

This agreement sets forth the terms (the "Agreement") between Credit First
Holding Limited (Credit First) and National Healthcare Technology Inc. ("the
Company") concerning business management services (hereafter being referred to
as the "Services") rendered to the Company from April 5, 2006 and continuing
through April 5, 2009.

When countersigned in the space provided below, this shall serve as our
agreement, as detailed below. Therefore, this Agreement contains the full and
complete understanding between the parties and supersedes all prior
understandings. It is further understood/agreed (when countersigned) that this
Agreement may not be altered, modified or changed in any way without the express
written consent of both parties and shall be construed in accordance with the
laws of the State of California applicable to agreements executed and wholly
performed within that State.

1. The Services

A. It is agreed that Credit First shall be retained to provide business
management services, and provide advice as it relates to the future of the
company. This service shall include the drafting and preparation of business
plans, operating budgets, cash flow projections and other business management
services, financial advisory services and international financial and business
development services. It is understood that the company is venturing into a new
direction into the oil and gas business and desires to retain the services of
consultant in order to provide access to skills, knowledge and opportunities
which exist in the energy sector. The Company does not have any cash to pay
Credit First and as such agrees to issue the shares which are outlined in this
agreement as compensation for the services of Credit First. It is understood
that the shares have an unknown value since they are restricted and have no
ascertainable value.

B. It is understood that the Company has entered into this agreement based upon
the present character and composition of Credit First's management and general
good standing and reputation in the business community.

2. Compensation for the Services

In consideration for the services rendered by Credit First, Company shall pay to
Credit First as follows:

A. Company shall pay to Credit First a fee of Three Million Five Hundred
Thousand (3,500,000) shares of restricted stock of the company. This fee shall
be non-refundable and considered earned when the shares are delivered. It is
agreed that the fee shall be paid within 3 days after execution of this
agreement. Credit First may designate third parties to be paid all or a portion
of the fee by notifying Company. This agreement may be assigned to principles of
Credit First to perform this service.

                                       -1-

<PAGE>

3. Method of Compensation

The method of Compensation shall be in restricted stock of the company.

4. Termination

A. This agreement shall begin upon signing of the contract. The term of this
engagement will be theee (3) years and may be terminated by either party upon
thirty (30) days prior written notice if termination is without cause, and
immediately upon written notice if termination is with cause.

B. In the event of termination, all fees and charges paid to Credit First shall
be considered earned and non-refundable.

5. Reports

At Company's request, Credit First agrees to supply a report at least once a
month, verbally or in writing, on general activities and actions taken on behalf
of the Company.

6. Materials

Company agrees to furnish any supplies and materials which Credit First may need
regarding the Company, its management, products, financial and business status
and plans.

7. Independent Contractor Status

Credit First is acting as an independent contractor, and not as an employee or
partner of the Company. As such, neither party has the authority to bind the
other, nor make any unauthorized representations on the behalf of the other.

8. Services to Others

A. Company acknowledges that Credit First is in the business of providing
Consulting Services to other businesses and entities. Credit First's services
hereunder are not exclusive to Company and shall have the right to perform the
same or similar services for others, as well as engage in other business
activities.

9. Confidential Information

Credit First will use its best efforts to maintain the confidential nature of
the proprietary or confidential information and the Company entrusts to it
through strict control of its distribution and use. Further, Credit First will
use its best efforts to guard against any loss to the Company and Credit First
through the failure to maintain the confidential nature of such information.
"Proprietary" and "confidential information," for the purpose of this Agreement
shall mean any and all information supplied to Credit First which is not
otherwise available to the public, including information which may be considered
"inside information" within the meaning of the U.S. securities laws, rules and
regulations.

                                       -2-

<PAGE>

10. Indemnification

A. Company shall indemnify Credit First and its officers and employees and hold
them harmless for any acts, statements or decisions made by Credit First in
reliance upon information supplied to Credit First in accordance with
instructions from or acts, statements or decisions approved by The Company. This
indemnity and hold harmless obligation shall include expenses and fees including
reasonable attorney's fees incurred by Credit First in connection with the
defense of any act, suit or proceeding arising out of the foregoing. Credit
First makes no written or expressed warranties or representations regarding its
abilities, skills, knowledge or time commitment to the Company. Credit First
will provide certain services on a best efforts basis as available.

11. Other Transactions

A. A Business Opportunity shall include the merger, sale of assets,
consolidation or other similar transaction or series or combination of
transactions whereby the Company or its subsidiaries, both transfer to a third
entity or person, assets or any interest in its business in exchange for stock,
assets, securities, cash or other valuable property or rights, or wherein they
make a contribution of capital or services to a joint venture, commonly owned
enterprise or venture with the other for purposes of future business operations
and opportunities.

B. To be a Business Opportunity covered by this section, the transaction must
occur during the term of this Agreement, or during the period of one (1) year
after the expiration of this Agreement. In the event this paragraph shall apply,
any Transaction Fee due shall be based upon the net value of the consideration,
securities, property, business, assets or other value given, paid, transferred
or contributed by, or to the Company, and shall be equal to eight percent (8%)
of the consideration for the acquisition, merger or purchase. Unless otherwise
mutually agreed in writing prior to the closing of any Business Opportunity, the
Transaction Fee shall be paid in cash or in kind at the closing of the
transaction. This fee shall be paid to Credit First for those companies or
opportunities which it directs to Client which are merged, purchased, or
introduced to Client.

13. Entirety

This instrument sets forth the entire agreement between Company and Credit
First. No promise, representation or inducement, except as herein set forth, has
been made by either party to this Agreement. Should any provision of this
Agreement be void or unenforceable, the rest of this Agreement shall remain in
full force. This Agreement may not be cancelled, altered, or amended except in
writing.

APPROVAL AND ACCEPTANCE

National Healthcare Technology, Inc

READ AND ACCEPTED this 5th day of April, 2006.

                                        Signed: /s/
                                                --------------------------------
                                                By its authorized agent

Credit First Holding Limited

READ AND ACCEPTED this 5th day of April, 2006.

                                        Signed: /s/
                                               ---------------------------------
                                               Title: By its authorized Agent

                                       -3-

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