This Agreement supplements the Loan Guarantee Agreement, SBA Form 750, and, if applicable, SBA Form 750B (for shortterm loans), between Lender and SBA. Summary: Lenders must use this form to participate in the SBA Community Advantage loan program.SBA form; 750CA Addendum. 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. Bring your business to life with an SBA loan.