Operating and ancillary costs: the tenant can pay either a percentage of the ancillary and operating costs or a fixed rate in addition to his rent. It is up to the landlord to choose the distribution of costs and whether the tenant pays the lessor or whether the tenant pays directly for the utilities. (B) Subordination. The lessee undertakes to make this agreement subject, at the request of the lessor, to a mortgage placed by the lessor on the land premises or immovable property or one or more of them, provided that the holder of such a hypothec concludes with the lessee a binding agreement for the successors and assignments of the parties, under which the said holder undertakes: not to disturb the property, peaceful and calm enjoyment and other rights of the tenant within the framework of this agreement. As long as the tenant continues to fulfil his obligations under this contract, in the event of the acquisition of property by that holder through enforcement or other proceedings, the landlord agrees to accept the tenant as a tenant of the premises demised in accordance with the terms of this agreement and to fulfill the lessor`s obligations under this contract (but only as the owner of the demised Premises), and the tenant undertakes to recognize this holder or any other person who acquires ownership of the premises demiseden as lessor. The Parties undertake to implement and provide all appropriate instruments necessary for the implementation of the agreements contained therein. Commercial Rental Checklist The following checklist addresses many common issues that arise when negotiating an office rental agreement. Fixed number of weeks/months/years: This type of leasing indicates a lease period in weeks, months or years. A rental agreement can last for the period agreed by the owner and the tenant. The lessor may not increase the rent or change any of the rental conditions unless this has been stipulated in the agreement. . .