To secure financing from your bank who will most likely require it. We'll discuss seller financing for business and how it works, as well as highlight the pros and cons for both buyers and sellers.A guide to the financial process for buyers and sellers: loan application, Loan cost estimate, evaluation, approval, funding, closing and recording. Seller financing allows business buyers and sellers to remove the middleman (bankers) and work together directly to come up with a funding deal. No SBA or Seller Financing. Register Your Business. A prudent buyer's agent preparing a purchase agreement calling for seller financing will have their buyer fill out a credit application prior to. This method allows buyers to finance their purchases entirely or combine seller-financed and bank-financed purchases. Learning how to buy a business with seller financing is one of the most powerful tools buyers have in their tool kit. Do I need a business license if I run a business out of my home?