In this comprehensive guide, we'll walk you through the process, taking into account the unique considerations of subletting in the Golden State. We created this community to make the process of finding a new home, tenant, or roommate, just that bit easier.Here's some language for a sample letter requesting sublet permission. Use it in part or full when submitting your proposal. The California sublease agreement is a legal document that binds the current tenant of a rental property (the "sublessor") to a new tenant (the "sublessee") Subletting is a real estate arrangement where a tenant leases their rental property or part of it to another individual, known as a subtenant. A sublease agreement is a legal contract signed between a tenant and a third party allowing the latter to rent out the entire property or any part of it. A sublet is when a landlord is re-renting property from the main tenant to a new tenant. The new tenant takes over the main tenant's lease. I'm subletting my beautiful, fully furnished (optional) 1 bed, 1 bath apartment- available immediately.