Assured Shorthold Tenancy Agreement is an agreement between a landlord and a tenant. This file contains information about names of the landlord and the tenant, address of the landlord and tenancy, description of the premises, furniture and fittings, payment for the premises, changes in rent, service of notices and altering the agreement, etc. It should also include the landlord's obligations, the tenant's obligations and rights, the signatures of the tenant and the landlord, and the signing date.