This letter can be used as a legal document when signing contracts, so you should be aware of everything you put in your contract letter. Here are some tips you pass forward; To write a letter of agreement between two parties How to write a letter of agreement is a simple series of steps. But before you start writing the contract letter, make sure you and the other party know what you`re okay with. If you are unhappy or worried about some of the terms, you can try to negotiate with the other party before closing the deal. However, successful negotiations usually involve giving to get what you want. You should meet and discuss, either in person or over the phone, the terms of the agreement. Be sure to take clear and detailed notes. Don`t miss all our updates to write a letter of agreement and examples How to write a letter of agreement is a series of simple steps. 3 min read The first paragraph should state why you are writing the contract letter and statement of objectives. A contract letter is usually less formal than a contract. However, it still needs to be clear enough for both sides to fully understand what an agreement has been reached on. I am writing this letter to inform you that your idea of a _____ .