Exhibit 99.1

Certification Of Periodic Financial Report Pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350

In connection with the Quarterly Report of First Capital Income Properties,
Ltd--Series XI (the "Partnership") on Form 10-Q for the quarter ending March
31, 2003 as filed with the Securities and Exchange Commission on the date
hereof (the "Report"), each of Donald J. Liebentritt, as President and Chief
Executive Officer of First Capital Financial, L.L.C., the General Partner of
the Partnership (the "General Partner"), and Philip Tinkler, as Vice President
- -- Finance and Treasurer of the General Partner, hereby certifies, pursuant to
18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of
2002, that:

    (1)the Report fully complies with the requirements of Section 13(a) or
       15(d) of the Securities Exchange Act of 1934; and

    (2)the information contained in the Report fairly presents, in all material
       respects, the financial condition and result of operations of the
       Partnership.

/S/  DONALD J. LIEBENTRITT
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DONALD J. LIEBENTRITT
President and Chief Executive Officer
May 13, 2003

/S/  PHILIP TINKLER
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PHILIP TINKLER
Vice President--Finance and Treasurer
May 13, 2003