Traditional office space is rented on an annual basis at a cost per square foot of area. It is rented on a annual basis at a cost per square foot of the net internal area. It is the tenant’s responsibility for paying the rent, rates, and service charges. The interiors are the responsibility of the tenant except for a few cases where the landlord pre-organises the office (category A+ office space). The tenant is responsible for managing and maintaining all facilities within their demise. This includes space planning, furniture, fit-out, cleaning, IT, telephone network setup, utility bill payment, and service expenses. Typically, the running costs are uncapped where a tenant can easily encounter unforeseen costs. For example, if there are any defects within their demise.