Learn more about the terms of a purchase and sale agreement. Contact Attorney Peter Chase for more information.Discover how a real estate attorney can revise a standard Massachusetts Purchase and Sale Agreement to better protect both home buyers and sellers. Whether you are buying or selling a business in Massachusetts, completing the transaction without the help of a business lawyer is extremely risky. Use a Business Bill of Sale to set out the terms for the sale of a business and transfer the ownership and all assets to the buyer. Purchase and sale agreements between businesses all include a bill of sale. Read about the bill of sale and what should be included in this document. The MAR Standard Form Purchase and Sale Agreement is designed to protect the interests of both the buyer and the seller in a property transaction.