The key documents in a seller financing transaction include: (1) Purchase Agreement; (2) Promissory Note; and (3) Deed of Trust. Find seller financing lawyers for California to hire.No cost to post a project to get multiple bids in hours to compare before hiring. LAND ONLY OFFER TO PURCHASE AND ACCEPTANCE AGREEMENT BUYER as set forth in the Seller Financing Addendum inspiregroup.deptcpanel. A master receivables purchase agreement is a contract between a buyer and seller of receivable accounts that standardizes the contract process. Real estate lawyers generally write them for the buyer and seller to sign. Conditions Precedent to Sale of Loans, 15. Get intimately familiar with every aspect of seller financing in ONE state, and once you know it inside and out, you can start exploring other areas. So don't miss out on this amazing episode.