First go at offering a seller financing deal, and I'm a little unsure if I'm wording the offer correctly. Here are the numbers.In this video we're going to cover how a purchase contract works. And Other Business Contracts, Forms and Agreeements. You have to use Conditional Deed of Sale wherein certain clauses should be added to the normal DOAS. Keep the bank guarantee and stipulate that the downpayment. ALL offers must be submitted with copy of deposit check, offer worksheet and loan APPROVAL letter. Here is an great example of the type of "Cover Letter and Offer Letter to Bank" that a real estate investor should use to get the deal going. Preapproval letters state how much a lender is willing loan to a borrower. Should you take a cash offer for your Riverside house?