Specifications include, but are not limited to: 2.1 The successful seller shall provide all supervision, skilled labor, materials, supplies, tools, equipment and all incidental items, not specified, but reasonably implied or necessary to satisfactorily complete all HVAC emergency service at various sites as directed by City departments. Failure to comply with all provisions stated herein will be considered non-performance of this contract. Accordingly, the City may terminate this contract for successful seller's non-performance. 2.1.1 The successful seller shall supply skilled labor and equipment necessary to perform HVAC repair service beyond the scope of some requesting department's abilities. 2.2 The work includes but is not limited to repairs to the equipment as listed in the bid document. 2.2.1 Additional services may include analytical and advisory inputs for problem resolutions. 2.3 The successful seller shall begin work on each job within two (2) hours after notice by the ordering agency if requested. Work shall be continuous, and all repairs are to be completed within forty-eight (48) hours after the start of work unless other arrangements have been approved by the ordering agency. If work in progress must stop and re-start at a later date, the ordering agency must be notified when work will commence again. 2.3.1 Successful seller shall maintain a continuous telephone service (local or toll-free number) where he/she can be reached twenty-four hours each day, seven days per week (Sundays and Holidays included) and shall provide to the City agencies ordering services in PHL Contracts the names and telephone numbers of at least two (2) persons to contact for service