Tenant Tenant shall not make any alterations to or modifications of the Leased Premises or construct any improvements within the Leased Premises until Landlord shall have first approved, in writing, the plans and specifications therefore, which approvals shall not be unreasonably withheld or delayed. Landlord's consent shall not be required for non-structural interior improvements costing less than $10,000 in any calendar year. Plans are required. All such modifications, alterations or improvements, once so approved, shall be made, constructed or installed by Tenant at Tenant's expense (including all permit fees and governmental charges related thereto), using a licensed contractor first approved by Landlord, in substantial compliance with the Landlord approved plans and specifications therefore. All work undertaken by Tenant shall be done in accordance with all Laws and in a good and workmanlike manner using new materials of good quality. Tenant shall not commence the making of any such modifications or alterations or the construction of any such improvements until (i) all required governmental approvals and permits shall have been obtained, (ii) all requirements regarding insurance imposed by this Lease have been satisfied, (iii) Tenant shall have given Landlord at least five business days prior written notice of its intention to commence such work so that Landlord may post and file notices of non-responsibility, and (iv) if requested by Landlord, Tenant shall have obtained contingent liability and broad form builder's risk insurance in an amount reasonably satisfactory to Landlord to cover any perils relating to the proposed work not covered by insurance carried by Tenant pursuant to Article 9. In no event shall Tenant make any modifications, alterations or improvements whatsoever to the Outside Areas or the exterior or structural components of the Building including, without limitation, any cuts or penetrations in the floor, roof or exterior walls of the Leased Premises without Landlord's approval which shall not be unreasonably withheld. As used in this Article, the term "modifications, alterations and/or improvements" shall include, without limitation, the installation of additional electrical outlets, overhead lighting fixtures, drains, sinks, partitions, doorways, or the like.