Specifications include, but are not limited to: PER OCCURRENCE SERVICES Janitorial cleaning services not listed in the specifications or offer sheets as part of this bid are to be quoted per occurrence with the Contractor. Utilizing agency shall issue a detailed Scope of Work including specifications of each individual project. Work may begin only upon the written approval of the utilizing agency. In the best interest of the State of New Hampshire agencies may seek quotes from alternative vendors to determine the lowest cost of Per Occurrence Services.; The Vendor shall perform all work and furnish all materials, tools, equipment, and safety devices necessary to perform the work in the manner and within the time hereinafter specified. Vendor shall complete the entire work to the satisfaction of the State and in accordance with the specifications herein mentioned.; The Vendor agrees that any damage or injury to buildings, materials, and equipment or to other property during the performance of this service will be repaired at their own expense.