A commercial purchase agreement is a legal real estate contract that transfers commercial property ownership from a seller to a buyer. A collection of one or more commercial permits (including the application record) that define one owner's construction project.I want to show you how to do this simple contract there is a simple contract in transaction desk that you can use for a commercial deal. An agreement to sell real estate, or a purchase agreement, is a legally enforceable document that specifies the terms of a real estate transaction. Renew your Texas Real Estate Sales Agent or Broker license every two years with 18-hours of TREC mandatory Continuing Education (CE). Purchase and Sales Contract 101 - Writing the As Is Contract. Discover commercial real estate for sale in San Antonio, TX. Find upscale properties with premium features in sought-after neighborhoods across the city. Renew your Texas Real Estate Sales Agent or Broker license every two years with 18-hours of TREC mandatory Continuing Education (CE). The term REALTOR® has come to connote competency, fairness, and high integrity resulting from adherence to a lofty ideal of moral conduct in business relations. A sales contract (or sometimes referred to as a contract of sale) is an agreement between a seller and a buyer.