This is especially important when this document is used as a solution to certain disputes, which is the case in some cases. The help of a professional can be a good idea in this case, just as if someone has doubts. The Memorandum of Understanding is a legal treaty and must therefore contain certain elements. It is more formal than an oral contract, but also less formal than a treaty. We can say that this is a step between an oral agreement and a final treaty. This is a good idea for all parties who want to have a written record of their agreements. For this document to be valid, it must have signatures of both parties and their representatives. .