These are not good tenants. Here's a sample Pet Agreement for renters with guidelines for requirements, responsibilities and how to manage issues.It is perfectly legal for a lease agreement to require a pet deposit. Review the rental agreement and pet policies. A landlord or property manager uses RPI Forms 563 and 564 when permitting pets and waterbeds upon negotiating a rental or lease agreement. Campus Crossings at Riverside is located steps from UC Riverside and offers spacious 1-, 2-, and 3-bedroom apartments. A pet addendum is mainly used as legal permission for the tenant to have pets on the property. Always check the specific requirements laid out in the lease agreement. Additional Considerations. Regardless of the reason, if you allow pets, it is important to include a detailed pet addendum in your lease.