Southern Africa Development Community Secretariat – Procurement and Grants Policy (52) “Solicitation Document” means the documents issued by the SADC Secretariat to inform potential bidders about its procurement requirements. It includes Bidding Documents, requests for proposals, and request for quotations, request for services, request for expression of interest, etc. (53) “Technical Specifications” means the document approved by the Procuring Entity setting out the requirements and/or objectives in respect of the provision of goods or works, specifying, where relevant, the methods and resources to be used and/or results to be achieved. (54) “Terms of Reference” means the document drawn up by the Procuring Entity setting out its requirements and/or objectives in respect of the provision of services, specifying, where relevant, the methods and resources to be used and/or results to be achieved. (55) “Technical Assistance contract” means contract between a service provider and the Contracting Authority, under which the service provider exercises an advisory role, manages or supervises a project, provides the experts specified in the contract. (56) “Threshold” in the context of this Policy, means a monetary value which is set in order to determine the procurement method(s) allowed and/or determines the required approvals at different stages of the procurement procedure. (57) “Unit price contract” means a work contract in which the price is based on estimated quantities of items included in the project and their unit prices. (58) “Variation order” means a simplified form of addendum through which minor modifications to the terms and conditions of a contract are introduced or through which administrative instructions are given to the contractor. (59) "Works" means all work associated with the construction, reconstruction, demolition, repair or renovation of a building, structure or construction, such as site preparation, excavation, erection, building, installation of equipment or materials, decoration and finishing, as well as services incidental to works such as drilling, mapping, satellite photography, seismic investigations and similar services provided pursuant to the procurement contract, if the value of those services does not exceed that of the works itself. 6