EXHIBIT 10.73

                                                                  March 31, 1999



IMC Mortgage Company
5901 E. Fowler Avenue
Tampa, Florida 33617


               Amended and Restated Loan Agreement

Ladies and Gentlemen:

               Reference  is  made to the  Acquisition  Agreement,  dated  as of
February 19, 1999,  among Greenwich Street Capital Partners II, L.P., a Delaware
limited  partnership   ("GSCP"),   Greenwich  Fund,  L.P.,  a  Delaware  limited
partnership,  GSCP  Offshore  Fund,  L.P.,  a Cayman  Islands  exempted  limited
partnership,   Greenwich   Street  Employees  Fund,  L.P.,  a  Delaware  limited
partnership,  and TRV  Executive  Fund,  L.P.,  a Delaware  limited  partnership
(collectively, together with GSCP, the "GSCP Funds") and IMC Mortgage Company, a
Florida corporation ("IMC"), pursuant to which GSCP and its affiliates would (i)
transfer and deliver to IMC for  cancellation  the 23,760.758  shares of Class C
Exchangeable  Preferred Stock, par value $.01 per share, of IMC held by the GSCP
Funds,  and (ii) enter into an amendment and  restatement  of the loan agreement
and fund $35 million of additional  advances  thereunder,  in  consideration  of
which IMC agreed to issue and deliver to the GSCP Funds, common stock, par value
$0.001 per share, of IMC (the "Common Stock")  representing  approximately 93.5%
of the Common Stock outstanding after such issuance (the "Acquisition").

               Each  of  the  GSCP  Funds  hereby  agrees,  simultaneously  with
consummation of the Acquisition, to (i) enter into the Amended and Restated Loan
Agreement in the form attached  hereto as Exhibit A (the "Loan  Agreement")  and
(ii) fund the  Additional  Advances (as defined in the Loan  Agreement),  on the
terms and subject to the conditions set forth in the Loan Agreement.

<PAGE>


               This  Letter   Agreement   may  not  be  assigned  or   otherwise
transferred  to any other  person  without  the  prior  written  consent  of the
undersigned. The terms of this Letter Agreement may not be modified or otherwise
amended, or waived, except pursuant to a written agreement signed by IMC and the
undersigned.  This  Letter  Agreement  shall be  governed  by and  construed  in
accordance  with  the  internal  laws of the  State  of New  York.  This  Letter
Agreement may be executed in any number of counterparts,  each of which shall be
an original, but all of which shall constitute one instrument.

                             Very truly yours,


                             GREENWICH STREET CAPITAL PARTNERS II, L.P.
                             GSCP OFFSHORE FUND, L.P.
                             GREENWICH FUND, L.P.
                             GREENWICH STREET EMPLOYEES FUND, L.P.
                             TRV EXECUTIVE FUND, L.P.

                                    By:     GREENWICH STREET
                                            INVESTMENTS II, L.L.C.,
                                            their General Partner


                                            By:_________________________________
                                      Name:
                                              Title:  Managing Member


Agreed to as of the date first above written.

IMC MORTGAGE COMPANY



By:____________________________
     Name:
     Title:


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