Pragmatically simple. Whatever your preference, is done and entered are largely redundant. It is advisable not to start the contract with an introductory line (which contains the title, a date, as well as the names and details of the parties), but to leave it open and simply use a title “THE PARTIES:”. The first line indicates that the agreement has been concluded. If you engage as an agreement, discussion, or relationship, you`ll be associated with it. An agreement is a psychological meeting of minds that results from the offer and acceptance (i.e. the spiritual agreement required by all European laws to have an agreement) that is ultimately reflected (as much as possible) in the text of a treaty. To conclude an agreement. In U.S. common law, an agreement is conceptually considered an agreement between the parties. This could explain why, as a good deal is “done”, draftsmen are used as lead-ins. The words strongly reflect the objective character of an agreement: separately and separately from the minds of the parties. It probably also explains why an entire contractual clause has a relatively strong effect (given the legal concept of the rule of parol proof, the explanation of which is not in the context of this book. .