This is a Legally Binding Contract; If Not Understood, Seek Competent Legal Advice. Download a Maryland residential purchase agreement template to define buyer and seller obligations, financing, and inspections.Step 1 – Fill Out the Buyer and Seller Information. 1. Seller. Write down the seller's full name. Get a comprehensive understanding of Maryland real estate purchase and sale agreements with our indepth overview and free template. This video provides a step-by-step guide on how to fill out Maryland's Residential Contract of Sale form. Free Real Estate Purchase Agreement. Answer a few simple questions.