Document:

EXHIBIT 4.1

                               SERVICES AGREEMENT

BETWEEN:

                                OSPREY GOLD CORP.

                   (hereinafter referred to as the "Company")

                                      -and-

                                 GERARD SERFATI

                     (hereinafter referred to as "Serfati")

WHEREAS the  Company is a  corporation  existing  under the laws of the State of
Nevada; and

WHEREAS,  the Company desires to generate and increase  customer interest in the
Company's  products and services and explore  merger/acquisition  possibilities;
and

WHEREAS,  it is the  intention of the parties to enter into a binding  agreement
based upon the terms set forth below.

1.0      FINANCIAL MARKETS ACCESS AND MERGER/ACQUISITION

1.1  Serfati  will  implement a program  designed  to  generate  interest in the
Company's  products  and  services  and to  explore  acquisition  opportunities.
Serfati and any third  parties  retained in  connection  with this contract will
limit disclosure to approved "Sales Material" and/or "Test the Water Material".

         a. Serfati lead generation and acquisition program. Serfati will e-mail
in Europe and the Middle East approximately 2 million potential  customers and a
number of acquisition targets "Sales Material" and/or "Test the Water Material".
This lead program shall be exclusive as to the  potential  customers/acquisition
targets who will have been contacted by Serfati as a result of this program.

         b.  Serfati  will  approach  on  behalf  of the  Company  a  number  of
candidates for merger and/or acquisitions.

2.0      RETENTION OF SERFATI

2.1 The Company hereby retains  Serfati on a  non-exclusive  basis for a term of
two (2) years to perform the services  outlined in Sections 1 and 2 herein.  The
term of this  Agreement  may be extended  for  additional  120 day periods  upon
mutual written agreement of the parties.

2.2 The Company  shall pay Serfati an initial  retainer of $0,  payment of which
shall be made upon execution of this Agreement.

2.3 In addition to the retainer fee set forth in Section 2.2 above,  the Company
shall, upon execution of this Agreement,  issue to Serfati  15,000,000 shares of
the Company's  common stock and the shares will be fully  tradable and delivered
before the program is started.

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<PAGE>

3.0      NO AGENCY

3.1 Serfati  understands and  acknowledges  that this letter shall not create or
imply any agency agreement between the parties, and Serfati shall not, nor shall
Serfati  have the right to,  commit the  Company,  its  officers,  directors  or
shareholders in any manner except as shall have been specifically  authorized in
writing by the Company.

4.0      INDEMNIFICATION

4.1 In  connection  with the services  which Serfati has agreed to render to the
Company  hereunder,  the Company shall  indemnify  Serfati and any third parties
retained in connection  with this  Agreement and hold them harmless  against any
losses,  claims,  damages or  liabilities to which Serfati may become subject in
connection  with the  rendering  of such  services  except for  losses,  claims,
damages  or  liabilities  resulting  from or  arising  out of gross  negligence,
misrepresentation  or willful  conduct of Serfati.  Serfati will promptly notify
the  Company  upon  receipt of any  notices of claim or threat to  institute  an
action or  proceeding  for which it or any other person  claims  entitlement  to
indemnification  pursuant to this provision and will promptly notify the Company
after any such proceeding is commenced. In the event Serfati becomes involved in
any action or proceeding for which it is  indemnified  hereunder and the Company
neglects  to defend in good  faith any such  action on behalf of  Serfati,  then
Serfati  shall be  entitled  to retain  separate  counsel  of its choice and the
Company  shall  reimburse  Serfati  for any legal or other  expenses  reasonably
incurred  by it  in  connection  with  investigating,  preparing  to  defend  or
defending any lawsuits or other  proceedings  arising in any manner out of or in
connection  with the  rendering  of such  services  the Company  agrees that the
indemnification  and reimbursement  commitment set forth in this Agreement shall
apply  whether or not  Serfati is a formal  party to any such  lawsuits or other
proceedings.

4.2 Serfati agrees to indemnify and hold the Company,  its officers,  directors,
agents and  employees  harmless  from and against any losses,  claims,  damages,
expenses (including  reasonable counsel fees) or liabilities  resulting from any
actual or threatened actions, suits, proceedings or claim by third parties which
arise out of violations of any federal or state securities laws due to Serfati's
gross negligence, misrepresentation or willful misconduct.

4.3 The indemnity  agreement contained in this Section 4 and the representations
and  warranties of the parties hereto  contained in this Agreement  shall remain
operative and in full force and effect regardless of (i) any termination of this
Agreement or (ii) any  investigation  made by Serfati or on behalf of Serfati or
on behalf  of the  Company,  its  officers  or  directors  or any  other  person
controlling the Company.

5.0      MODIFICATION/SEVERABILITY

5.1 The Agreement is the entire  agreement  between the parties which may not be
amended or modified  except in writing,  and shall be binding  upon any inure to
the benefit of the parties and their successors and assigns. If any provision of
this Agreement,  or part thereof,  shall be held to be invalid or unenforceable,
it shall not affect the validity or  enforceability of the remaining part or any
other provision.

6.0      HEADINGS

6.1 Headings are for convenience only and shall not affect the interpretation or
meaning of the context thereunder.

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7.0      REPRESENTATIONS OF THE COMPANY

7.1 By  execution  of this  Agreement,  the Company  represents  and warrants to
Serfati,  and Serfati shall be entitled to rely fully upon such  representation,
that  (i) it has full and  complete  corporate  authority  to  enter  into  this
Agreement,  (ii) that the  officer  executing  this  Agreement  on behalf of the
Company is duly empowered to so execute and, as of the date of signing, holds in
good  standing  the office  indicated  and (iii) that the Company  intends to be
legally  bound by the  terms  set  forth  herein  which  shall be  governed  and
interpreted  under  the laws of the  State of Nevada  without  reference  to any
conflicts of laws, principles or rules.

IN WITNESS WHEREOF the parties have executed this agreement at Toronto, Ontario.

GERARD SERFATI                              OSPREY GOLD CORP.

By: s/s Gerard Serfati                      By: s/s Gordon Leliever
    ------------------------                    ------------------------------
        Gerard Serfati                              Gordon Leliever, President

                                  Page 3 of 3Form of Indemnity Agreement by Thomas Properties Group, L.P.

 EXHIBIT 10.21 
  
 INDEMNITY AGREEMENT 
 (Two Commerce Square) 
  
 (JAT Guaranties Re Mezz Loans) 
  
 THIS INDEMNITY
AGREEMENT (this “Indemnity”) is made as of
                                    , 2004 by THOMAS PROPERTIES
GROUP, L.P., a Maryland limited partnership (the “Operating Partnership”), in favor of JAMES A. THOMAS (“JAT”). 
  
 WHEREAS, JAT, Thomas Partners, Inc. (“TPI”) and their affiliated entities are currently engaged in the process of consolidating the
ownership of a portfolio of office and other properties located in Southern California, Pennsylvania and Texas, including, inter alia, that certain real property owned by Philadelphia Plaza-Phase II, LP, a Pennsylvania limited partnership
(“PPPII”), located in Philadelphia, Pennsylvania known as Two Commerce Square (“Two Commerce Square”), through a series of transactions (the “Formation Transactions”) in which JAT, TPI, their
affiliated entities and other unrelated third parties will contribute direct or indirect interests in the properties or, directly or indirectly, some or all of the interests in certain limited partnerships and limited liability companies which
currently own, directly or indirectly, interests in such properties, to the Operating Partnership, the sole general partner of which is Thomas Properties Group, Inc., a Delaware corporation (“TPG”). The Formation Transactions relate
to the proposed initial public offering of the common stock of TPG. 
  
 WHEREAS, through a series of direct and indirect transfers of interests in PPPII (the “TCS Transfers”) in connection with the Formation Transactions, the Operating Partnership will own certain of the indirect ownership
interests in PPPII and will manage and operate the Two Commerce Square project. 
  
 WHEREAS, in connection with the existing financing of Two Commerce Square, PPPII, as borrower, and DB Realty Mezzanine Investment Fund II, L.L.C., a Delaware limited liability company (“Investment
Fund”), as lender, have entered into that certain Senior Mezzanine Loan Agreement dated as of July 31, 2003, together with certain other documents (collectively, “Sr. Mezz Loan Documents”) in connection with that certain
mezzanine loan in the original principal amount of $49,130,000.00 (“Sr. Mezz Loan”). 
  
 WHEREAS, in connection with and under the terms of the Sr. Mezz Loan, JAT entered into a certain Guaranty executed as of July 31, 2003 (“Sr. Mezz
JAT Guaranty”) in favor of Investment Fund, and Thomas Development Partners, L.P., a California limited partnership (“TDP”) entered into a certain Guaranty executed as of July 31, 2003 (“Sr. Mezz Sponsor
Guaranty”) in favor of Investment Fund. Under the Sr. Mezz JAT Guaranty and the Sr. Mezz Sponsor Guaranty respectively, JAT and TDP guaranteed payment of certain debt obligations of PPPII to Investment Fund, in accordance with the
particular terms and conditions of each of the Sr. Mezz JAT Guaranty and the Sr. Mezz Sponsor Guaranty. 
  
 WHEREAS, further in connection with the existing financing of Two Commerce Square, PPPII, as borrower, and DB Realty Mezzanine Parallel Fund II, LLC, a
Delaware limited liability company (“Parallel Fund”), as lender, have entered into (i) that certain Junior A 
  

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 Mezzanine Loan Agreement dated as of July 31, 2003, together with certain other documents, in connection with that
certain junior mezzanine loan in the original principal amount of $3,500,000.00 (“Jr. A Mezz Loan”), and (ii) that certain Junior B Mezzanine Loan Agreement dated as of July 31, 2003, together with certain other documents, in
connection with that certain junior mezzanine loan in the original principal amount of $24,457,340.00 (“Jr. B Mezz Loan”), (collectively, “Jr. Mezz Loan Documents;” and the Jr. A Mezz Loan and Jr. B Mezz Loan,
collectively, the “Jr. Mezz Loans”). 
  
 WHEREAS,
in connection with and under the terms of each of the Jr. A Mezz Loan and the Jr. B Mezz Loan, (i) JAT entered into a separate Guaranty for each, executed as of July 31, 2003 (collectively, “Jr. Mezz JAT Guaranties”) in favor of
Parallel Fund, and (ii) TDP entered into a separate Guaranty, both executed as of July 31, 2003 (“Jr. Mezz Sponsor Guaranties”) in favor of Parallel Fund. Under the Jr. Mezz JAT Guaranties and the Jr. Mezz Sponsor Guaranties
respectively, JAT and TDP guaranteed payment of certain debt obligations of PPPII to Parallel Fund, in accordance with the particular terms and conditions of each of the Jr. Mezz JAT Guaranties and the Jr. Mezz Sponsor Guaranties. 
  
 WHEREAS, in connection with the TCS Transfers, the Operating Partnership has
assumed TDP’s liabilities, duties, and obligations under the Sr. Mezz Sponsor Guaranty and the Jr. Mezz Sponsor Guaranties, and Investment Fund and Parallel Fund, respectively, have agreed to acknowledge the Operating Partnership as a
substitute guarantor, and fully release TDP from its liabilities, duties, and obligations under the Sr. Mezz Sponsor Guaranty and the Jr. Mezz Sponsor Guaranties. 
  
 WHEREAS, in connection with the TCS Transfers, neither Investment Fund nor Parallel Fund have agreed to acknowledge the
Operating Partnership as a substitute guarantor under the Sr. Mezz JAT Guaranty or the Jr. Mezz JAT Guaranties (collectively, the “JAT Guaranties”), and have not released JAT from his liabilities, duties, and obligations thereunder.

  
 WHEREAS, as a condition to execution and delivery of certain
documents by JAT in connection with the TCS Transfers for the benefit of the Operating Partnership, JAT has required and the Operating Partnership has agreed to execute this Indemnity in favor of JAT in accordance with the following terms and
conditions. 
  
 NOW, THEREFORE, in consideration of the foregoing
recitals, and as an inducement to JAT to enter into respective agreements, certificates and instruments relating to the TCS Transfers for the benefit of the Operating Partnership, and for other good and valuable consideration received, the
sufficiency and adequacy of which are hereby acknowledged, the Operating Partnership hereby agrees as follows: 
  
 1. The Operating Partnership shall, at its sole cost and expense, indemnify, defend (with counsel acceptable to JAT) and hold harmless JAT, from and
against, and shall reimburse JAT for, any loss, cost, damage, payment, charge, claim, expense, fee or liability (including, without limitation, reasonable attorneys’ fees) imposed upon or incurred by JAT under the JAT Guaranties for any reason
on or after the date of this Indemnity. Any amounts payable to JAT by reason of the foregoing indemnity shall become immediately due and payable and shall bear 
  

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 interest at the lesser of (a) eight percent (8%) per annum or (b) the maximum rate permitted by law, from the date such
payment, loss or damage is made or sustained by JAT until paid. 
  
 2. This Indemnity is an absolute and unconditional indemnity of payment (and not of collection) and of performance. This Indemnity shall be enforceable against the Operating Partnership without the necessity of any suit or proceeding of any
kind or nature whatsoever against JAT and without the necessity of any notice of non-payment, non-performance or non-observance or of any notice of acceptance of this Indemnity or of any other notice or demand to which the Operating Partnership
might otherwise be entitled, all of which the Operating Partnership hereby expressly waives. 
  
 3. This Indemnity shall be a continuing indemnity, and the liability of the Operating Partnership hereunder shall, subject to the last sentence of this Paragraph 3, in no way be affected, modified or diminished by
reason of (a) any assignment, renewal, modification, amendment or extension of any of the JAT Guaranties, or (b) any modification or waiver of or change in any of the terms, covenants and conditions of any of the JAT Guaranties, or (c) any extension
of time that may be granted under any of the JAT Guaranties, or (d) any consent, release, indulgence or other action, inaction or omission under or in respect of the JAT Guaranties, or (e) any dealings or transactions or matter or thing occurring
between the Operating Partnership and JAT, or (f) any bankruptcy, insolvency, reorganization, liquidation, arrangement, assignment for the benefit of creditors, receivership, trusteeship or similar proceeding affecting the Operating Partnership
and/or JAT, whether or not notice thereof is given to the Operating Partnership. Notwithstanding the foregoing, JAT shall not modify or amend, nor agree to modify or amend, any of the JAT Guaranties in any manner that would increase the amount of
JAT’s liability thereunder without the prior written consent of the Operating Partnership, which may be granted or withheld in the Operating Partnership’s sole and absolute discretion. 
  
 4. The Operating Partnership expressly waives any and all rights of
subrogation, reimbursement, indemnity, exoneration, contribution or any other claim which the Operating Partnership may now or hereafter have against any Person (defined in the JAT Guaranties) directly or contingently liable for the payment or
performance of the obligations which are the subject of the JAT Guaranties (including, without limitation, any property collateralizing such obligations), arising from the existence or performance of the obligations of the Operating Partnership
hereunder. 
  
 5. Without limiting the generality of the
foregoing, the Operating Partnership also waives to the extent applicable any and all defenses or benefits that might otherwise be available to Operating Partnership under California Civil Code Sections 2809, 2810, 2815, 2819, 2822, 2839, 2845
through 2850, 2899 and 3433. 
  
 6. No delay on the part of JAT in
exercising any right, power or privilege under this Indemnity or failure to exercise the same shall operate as a waiver of or otherwise affect any such right, power or privilege, nor shall any single or partial exercise thereof preclude any other or
further exercise thereof or the exercise of any other right, power or privilege. 
  

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 7. No waiver or modification of any provision of this Indemnity nor any termination of this Indemnity
shall be effective unless in writing, signed by JAT; nor shall any such waiver be applicable except in the specific instance for which given. 
  
 8. All of JAT’s rights and remedies under this Indemnity, now or hereafter existing at law or in equity or by statute or otherwise, are intended to
be distinct, separate and cumulative and no exercise or partial exercise of any such right or remedy herein mentioned is intended to be in exclusion of or a waiver of any of the others. 
  
 9. Without regard to principles of conflicts of laws, the validity, interpretation, performance and enforcement of this
Indemnity shall be governed by and construed in accordance with the internal laws of the State of California. 
  
 10. This Indemnity is solely for the benefit of JAT, and nothing herein shall be deemed to confer upon anyone other than JAT any right to insist upon or
to enforce the performance or observation of any of the obligations contained herein. 
  
 [Operating Partnership Signature on Following Page] 
  

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 IN WITNESS WHEREOF, the Operating Partnership has executed this Indemnity as of the date first set forth
above. 
  

			
	 OPERATING PARTNERSHIP:
  
 THOMAS PROPERTIES GROUP, L.P.,
 a Maryland limited
partnership

			
		
	By:	 	THOMAS PROPERTIES GROUP, INC.,
	 	 	 a Maryland corporation
 Its General
Partner

			
		
	By:	 	 
	Name:	 	 
	Title:	 	 

  

			
	 THE UNDERSIGNED HEREBY ACCEPTS
 THE FOREGOING
INDEMNITY:

	
	

	JAMES A. THOMAS

  

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