CONTRACT OF SALE – OFFICE, COMMERCIAL AND MULTI-FAMILY RESIDENTIAL. PREMISES. A bill of sale, transfer and assignment in the form of Exhibit F-1 attached hereto (the "Bill of Sale");. c.GCAAR MEMBERS ONLY – Download all the contracts, disclosures, and forms you will need for a real estate transaction in Montgomery County, MD. This is a Legally Binding Contract; If Not Understood, Seek Competent Legal Advice. With our free Sales Agreement form, you'll be ready to print or download your contract in no time. Business License Application for a Commercial Address. Complete this form to receive legal authorization to operate your business within Montgomery.