<PAGE>
                                                                    EXHIBIT 10.5

              FIRST AMENDMENT TO COMMUNITY SHORES BANK CORPORATION
                FLOATING RATE SUBORDINATED NOTE DUE JUNE 30, 2006
                    AND SUBORDINATED NOTE PURCHASE AGREEMENT


                               September 26, 2001


To the holder of Community Shores Bank
Corporation Floating Rate
Subordinated Notes named on the
signature page of this letter


         Re       Community Shores Bank Corporation Floating Rate Subordinated
                  Notes due June 30, 2006, and related Subordinated Note
                  Purchase Agreements

         Community Shores Bank Corporation (the "Community Shores") has
previously entered into the Subordinated Note Purchase Agreements and issued to
you the Floating Rate Subordinated Notes due June 30, 2006 referred to across
from your name on Annex I to this letter (collectively "Your Purchase Agreements
and Notes", and individually, "Your Purchase Agreements" and "Your Notes"). This
letter will confirm the agreement between you and Community Shores, effective
September 26, 2001, to extend the maturity of Your Notes from June 30, 2006 to
June 30, 2007. The provisions of Your Purchase Agreements shall be deemed
concurrently amended, effective September 26, 2001, to reflect the extension of
the maturity of Your Notes to June 30, 2007. In connection with the extension of
the maturity date, you represent to Community Shores that all of your
representations, warranties and agreements set forth in Section 5 of Your
Purchase Agreements continue to be true and correct as of the date of this
letter.

         Except for the amendment to Your Purchase Agreements and Notes
expressly set forth in this letter, all of the provisions of Your Purchase
Agreements and Notes shall continue to be in full force and effect.







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         Please indicate your agreement with the terms of this letter by signing
and returning a copy of this letter to Community Shores, in which case this
letter shall become a binding agreement between you and Community Shores,
effective September 26, 2001. The effectiveness of the agreement set forth in
this letter is not effected by any other holder of a Floating Rate Subordinated
Note agreeing or not agreeing to enter into a similar amendment.


                                      Sincerely,
                                      Community Shores Bank Corporation

                                      By:  ___________________________
                                               Jose' A. Infante
                                               Chairman of the Board, President
                                                  and Chief Executive Officer



THE UNDERSIGNED AGREES TO THE ABOVE WITH
RESPECT TO THE $1,550,000 AGGREGATE PRINCIPAL
AMOUNT OFF FLOATING RATE SUBORDINATED NOTES
DUE JUNE 30, 2006 AND RELATED SUBORDINATED
NOTE PURCHASE AGREEMENTS REFERRED TO ACROSS
FROM THE UNDERSIGNED'S NAME ON ANNEX I TO
THIS LETTER



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

     JOSE' A. INFANTE
-------------------------------------------

-------------------------------------------
   (Please print name under signature)





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<PAGE>


                                     ANNEX I

                        COMMUNITY SHORES BANK CORPORATION

         OUTSTANDING FLOATING RATE SUBORDINATED NOTES DUE JUNE 30, 2006

<TABLE>
<CAPTION>
                                                             DATE OF
                                DATE OF FLOATING             SUBORDINATED NOTE            PRINCIPAL AMOUNT
                                RATE SUBORDINATED            PURCHASE                     OF FLOATING RATE
NAME OF HOLDER                  NOTE                         AGREEMENT                    SUBORDINATED NOTE
---------------                 ---------------------        -----------------            -----------------
<S>                             <C>                          <C>                          <C>

Robert Chandonnet               June 28, 2000                June 27, 2000                $ 140,000

Michael Gluhanich               June 28, 2000                June 27, 2000                   70,000

Donald Hegedus                  June 28, 2000                June 27, 2000                  350,000

Painewebber, Inc., IRA          June 28, 2000                June 27, 2000                  525,000
Custodian FBO John L. Hilt
IRA II

Robert Chandonnet               September 27, 2000           September 27, 2000           $  60,000

Michael Gluhanich               September 27, 2000           September 27, 2000              30,000

Donald Hegedus                  September 27, 2000           September 27, 2000             150,000

Painewebber, Inc., IRA          September 27, 2000           September 27, 2000             225,000
Custodian FBO John L. Hilt
IRA II

Community Shores LLC            September 27, 2000           September 27, 2000              35,000

Community Shores LLC            December 26, 2000                                           420,000

Community Shores LLC            March 28, 2001               March 28, 2001                 600,000

Community Shores LLC            March 29, 2001               March 29, 2001                 250,000

Community Shores LLC            April 13, 2001               April 13, 2001                 145,000

Community Shores LLC            July 12, 2001                                               100,000
</TABLE>












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