distinctions among the real estate contract, a deed, and a mortgage What are the distinctions among the real estate contract, a deed, and a mortgage, and how did these legal concepts play a leading role in the real estate crisis in the United States? (based on Legal Challenges text Chapter 16) 2. What makes a covenant not to compete legally valid and enforceable in a contract for the sale of a business? What additional requirements make such a covenant enforceable against an employee in an employment contract situation? (based on Legal Challenges text Chapter 17) 3.How has the law in the United States œcaught up with technology when it comes to the making of contracts? (based on Legal Challenges text Chapter 18)