If the agreement is concluded online, it must be printed for a wet signature. A lease cannot be a guaranteed shorthold lease if: Most leases become automatically insured short-term leases. You`ll probably be that type of lease if: But before you think too much about what you want to do or not include, take a look at our example of a secure short-term rental agreement from Farillio that you can download for free. If you rent a free room in your home, a lease can be used. A lease, also known as a short-term rental agreement, housing rental agreement, guaranteed short-term rental agreement (AST) or rental agreement, is a contract between a tenant and a lessor. [LESSOR] and [tenant] are jointly referred to as “parties” in this housing rental agreement. .