Table of ContentsIntroductionWhat is a contract addendum?Types of addendumsExample of when to use a contract addendumWhat's included in a contract addendum?Is an addendum to a contract legally binding?Contract addendum vs amendmentHow do you write an addendum to a contract?Conclusion Introduction A contract addendum is a simple way to expand on an existing contract. An addendum to a legal contract is any document added after the signing of the agreement to amend its ...