This publication describes what the law requires of both landlords and tenants and also describes some terms that are in typical leases. Utilize our lease agreement addendum to implement alterations or additions to an existing residential lease agreement that is currently in effect.A lease addendum is as important as the rest of the lease. In an addendum to a lease, you will need to add the dates, names and addresses of all parties involved in the original lease agreement. Attach a copy of each additional agreement to each copy of the Lease. In this guide, we'll walk you through the ins and outs of creating a bulletproof addendum to lease agreements that ensures both parties are on the same page. Our fill-in-the-blank tool simplifies customizing and adjusting your lease agreement on your own, ensuring compliance with your state's specific laws. This easy to use "addendum template" is a very resourceful tool for including any circumstances that may not be covered already in the lease itself. Use this template to rent out a residential property for a fixed period of typically one year. This agreement includes the most essential and common clauses.