SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

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

                                 SCHEDULE 13D
                                (Rule 13d-101)

            INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
                                 RULE 13d-2(a)



                                 REVCARE, INC.

--------------------------------------------------------------------------------
                                (Name of Issuer)

                                  COMMON STOCK

--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                   761331107

--------------------------------------------------------------------------------
                                 (CUSIP Number)


     Cathy Sigalas, Esq., 1001 Nineteenth Street North, Arlington, VA 22209
--------------------------------------------------------------------------------
                 (Name, Address and Telephone Number of Person
               Authorized to Receive Notices and Communications)


                                 March 31, 2003
--------------------------------------------------------------------------------
             (Date of Event which Requires Filing of This Statement)

     If the filing  person has  previously  filed a statement on Schedule 13G to
report the  acquisition  that is the subject of this Schedule 13D, and is filing
this  schedule  because  of Rule  13d-1(e),  13d-1(f)  or  13d-1(g),  check  the
following box [_].

     The  information  required on the remainder of this cover page shall not be
deemed to be "filed"  for the purpose of Section 18 of the  Securities  Exchange
Act of 1934 or otherwise  subject to the  liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).


CUSIP No. 761331107                      13D

________________________________________________________________________________
1    NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Friedman, Billings, Ramsey Group, Inc.
     54-1837198
________________________________________________________________________________
2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [_]
                                                                 (b)  [_]

________________________________________________________________________________
3    SEC USE ONLY



________________________________________________________________________________
4    SOURCE OF FUNDS*

     WC

________________________________________________________________________________
5    CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) OR 2(e)                                   [_]



________________________________________________________________________________
6    CITIZENSHIP OR PLACE OF ORGANIZATION

     USA

________________________________________________________________________________
               7    SOLE VOTING POWER

  NUMBER OF
                    15,000,000
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY

  OWNED BY          0
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER

  REPORTING
                    15,000,000
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH

                    0
________________________________________________________________________________
11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


     15,000,000
________________________________________________________________________________
12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*

                                                                      [_]

________________________________________________________________________________
13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     69.8%

________________________________________________________________________________
14   TYPE OF REPORTING PERSON*

     HC

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



1    NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Emanuel J. Friedman

________________________________________________________________________________
2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [_]
                                                                 (b)  [_]

________________________________________________________________________________
3    SEC USE ONLY



________________________________________________________________________________
4    SOURCE OF FUNDS*

     WC

________________________________________________________________________________
5    CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) OR 2(e)                                   [_]



________________________________________________________________________________
6    CITIZENSHIP OR PLACE OF ORGANIZATION

     USA

________________________________________________________________________________
               7    SOLE VOTING POWER

  NUMBER OF
                    0
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY

  OWNED BY          15,000,000
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER

  REPORTING
                    0
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH

                    15,000,000
________________________________________________________________________________
11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


     15,000,000
________________________________________________________________________________
12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*

                                                                      [_]

________________________________________________________________________________
13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     69.8%

________________________________________________________________________________
14   TYPE OF REPORTING PERSON*

     IN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!

1    NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

     Eric F. Billings

________________________________________________________________________________
2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a)  [_]
                                                                 (b)  [_]

________________________________________________________________________________
3    SEC USE ONLY



________________________________________________________________________________
4    SOURCE OF FUNDS*

     WC

________________________________________________________________________________
5    CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) OR 2(e)                                   [_]



________________________________________________________________________________
6    CITIZENSHIP OR PLACE OF ORGANIZATION

     USA

________________________________________________________________________________
               7    SOLE VOTING POWER

  NUMBER OF
                    0
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY

  OWNED BY          15,000,000
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER

  REPORTING
                    0
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH

                    15,000,000
________________________________________________________________________________
11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


     15,000,000
________________________________________________________________________________
12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*

                                                                      [_]

________________________________________________________________________________
13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     69.8%

________________________________________________________________________________
14   TYPE OF REPORTING PERSON*

     IN

________________________________________________________________________________
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!



CUSIP No. 761331107                       13D


________________________________________________________________________________
Item 1.  Security and Issuer.

This statemnt relates to the common stock of Revcare, Inc., having its principal
executive office at 5400 Orange Avenue, Suite 200, Cypress, CA 90630.

________________________________________________________________________________
Item 2.  Identity and Background.


     (a)-(c) The  Reporting  Person,  Friedman,  Billings,  Ramsey  Group,  Inc.
(I.R.S.  ID 54-1837198  (New FBR Group),  is the successor  company to Friedman,
Billings, Ramsey Group, Inc. (I.R.S. ID 54-1837743), following the merger of the
latter  company with FBR Asset  Investment  Corporation  on March 31, 2003.  FBR
Group is a Virginia  corporation and holding company for certain asset
management and capital markets  businesses,  and has elected REIT status.  The
shares  underlying this filing were purchased by FBR Financial Fund II, which
following the original 13D filing on June 9, 2000 changed its name to FBR
Financial  Services  Partners  (the  Fund),  and  which is  managed  by FBR
Investment  Management,  Inc., a wholly owned, indirect subsidiary of FBR Group.
This  filing is being made to report New FBR Group's  ownership  interest in the
Issuer, as successor to the previous Reporting Person in the June 9, 2000
filing. Please  see the  June 9,  2000  filing  for additional information about
the terms of the purchase of these shares.

     (d)-(e) During the last five years, Friedman,  Billings, Ramsey Group, Inc.
has not been convicted in a criminal proceeding (excluding traffic violations or
similar  misdemeanors),  or been a party to a civil  proceeding of a judicial or
administrative body of competent jurisdiction and as a result of such proceeding
was or is  subject  to a  judgment,  decree  or  final  order  enjoining  future
violations  of, or prohibiting  or mandating  activities  subject to, federal or
state securities laws or finding any violation with respect to such laws.

________________________________________________________________________________
Item 3.  Source and Amount of Funds or Other Consideration.

Funds  for the  purchase  of the  securities  were  derived  from the  Reporting
Person's  predecessor's  working capital.  Specifically,  $7,500,000 in cash was
paid to the Issuer in consideration for 15,000,000 shares of common stock of the
Issuer.
________________________________________________________________________________
Item 4.  Purpose of Transaction.


________________________________________________________________________________
Item 5.  Interest in Securities of the Issuer.

     There  are  approximately  21,526,909  shares of common  stock  issued  and
outstanding. As of May 14,2004 :

(a) Amount beneficially owned: 15,000,000 Percent of class: 69.8%

(b) The number of shares as to which the Reporting Person has:

        (i) Sole power to vote or direct the vote: 15,000,000 shares

        (ii) Shared power to vote or direct the vote: none

        (iii) Sole power to dispose or direct the disposition of: 15,000,000
              shares

        (iv) Shared power to dispose or direct the disposition of: none

(c) Recent Transactions: Not applicable

(d) Grants with Respect to Dividents or Sales Proceeds: Not applicable.

(e) Date of Cessation of Five Percent BeneficialOwnership: Not applicable.

________________________________________________________________________________
Item 6.  Contracts, Arrangements, Understandings or Relationships with Respect
         to Securities of the Issuer.

         See the Form SC 13D filed June 9, 2000.

________________________________________________________________________________
Item 7.  Material to be Filed as Exhibits.

         See the Form SC 13D filed June 9, 2000.

________________________________________________________________________________



                                   SIGNATURE


     After  reasonable  inquiry and to the best of my  knowledge  and belief,  I
certify that the information  set forth in this statement is true,  complete and
correct.

                                          FRIEDMAN, BILLINGS, RAMSEY GROUP, INC.

Dated: August 10, 2004
                                     By: /s/ EMANUEL J. FRIEDMAN
                                         --------------------------------------
                                         Name: Emanuel J. Friedman
                                         Title: Co-Chairman and Co-CEO


Dated: August 10, 2004
                                     By: /s/ ERIC F. BILLINGS
                                         --------------------------------------
                                         Eric F. Billings


Dated: August 10, 2004
                                     By: /s/ EMANUEL J. FRIEDMAN
                                         --------------------------------------
                                         Emanuel J. Friedman