Learn to craft a California lease agreement covering rent, deposits, and tenant rights for a legally compliant rental experience. California Agreement to Lease Equipment (With Limited Warranty).A California lease agreement allows a landlord of residential or commercial property to write a legally binding rental contract with a tenant. The California commercial lease agreement is a document used to lease a property to a tenant requiring retail, office, or industrial space. Lease agreements must include the complete address of the rental property (including building name and unit number).