This document can be used by a party who wishes to amend oral agreements or written contracts such as the joint venture contract, employment contract, confidentiality agreement, partnership agreement, memorandum of understanding and other written contracts. Letters to landlords are letters addressed to people who rent land, buildings or apartments to tenants. Whether you need repairs, have a complaint, undress, or add a roommate, it`s important to write this down. It proves that you asked for something or did something. Even if you are currently friends with your landlord and are resolving your issues informally, you may one day need proof of your communication or other requests. A letter to your landlord can prompt them to take action and keep you both within the law.