This Agreement supplements the Loan Guarantee Agreement, SBA Form 750, and, if applicable, SBA Form 750B (for shortterm loans), between Lender and SBA. Lenders must use this form to participate in the SBA Community Advantage loan program.About this document and download. Lender must report periodically on the status of all SBA-guaranteed loans in its portfolio, in accordance with Loan Program Requirements. Lender's failure to. 750 participation agreement with the SBA. National Serving Certificate. OCAG. DBE must complete and sign the form to confirm its participation in the contract. The fact is that health care reform in this House, which we've talked about, simply provides Medicare reimburse- ment to doctors who spend time with.