<P> Influenced by land registration, commonly tenancies initially granted for more than a year are referred to more simply as leases . </P> <P> The lease will either provide specific provisions regarding the responsibilities and rights of the lessee and lessor, or there will be automatic provisions as a result of local law . In general, by paying the negotiated fee to the lessor, the lessee (also called a tenant) has possession and use (the rental) of the leased property to the exclusion of the lessor and all others except with the invitation of the tenant . The most common form of real property lease is a residential rental agreement between landlord and tenant . As the relationship between the tenant and the landlord is called a tenancy, this term generally is also used for informal and shorter leases . The right to possession by the tenant is sometimes called a leasehold interest . A lease can be for a fixed period of time (called the term of the lease). A lease may be terminated sooner than its end date by: </P> <Ul> <Li> Break / Cancellation (this depends upon the terms of the lease) </Li> <Li> A negotiated deed of Surrender or Yielding Up . </Li> <Li> Forfeiture </Li> <Li> By operation of statute (rare) </Li> </Ul> <Li> Break / Cancellation (this depends upon the terms of the lease) </Li>

Describe the most common methods used to specify rent changes over time for a commercial lease