OFFICER'S CERTIFICATE PURSUANT TO SECTION 3.18 OF THE POOLING AND SERVICING
                       AGREEMENT DATED AS OF JUNE 26, 2002


                    BANK OF AMERICA MORTGAGE SECURITIES, INC.
                MORTGAGE PASS-THROUGH CERTIFICATES, SERIES 2002-F


I, Robert S. O'Neill, Senior Vice President of Bank of America, N.A. (the
"Servicer"), the Servicer in connection with Mortgage Pass-Through Certificates
Series 2002-F, do hereby certify that (i) a review of the activities of the
Servicer during the preceding calendar year and of its performance under this
Agreement (the "Agreement") has been made under my supervision, (ii) to the best
of my knowledge, based on such review, the Servicer has fulfilled in all
material aspects its obligations under the Agreement throughout such year.

Certified on this 4th day of March 2003.

                                       BANK OF AMERICA, N.A.


                                       By:
                                          ------------------------------
                                            Name:  Robert S. O'Neill
                                            Title: Senior Vice President


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