REAL PROPERTY: Purchaser agrees to buy and Seller agrees to sell the land and all improvements thereon located in the. Sell Agreement (BSA) is a lifetime contract providing for the transfer of a business interest upon the occurrence of one or more triggering events.This Purchase and Sale Agreement is made and entered into this 18 day of August, 2011, between 12061 BLUEMONT OWNER, LLC, a Delaware limited liability company. A buyout agreement is a binding contract between business partners that establishes the buyout details of one partner exiting the partnership. Create your real estate purchase agreement in Virginia using our free customizable template. Edit, fill in and sign online or get a PDF.