A Bid form for Construction of Building is a document used to submit an offer to construct a building. It includes details such as the estimated cost of materials, labor, and other related services. The form may also include information about the contractor's experience and qualifications. The bid form is typically used in the competitive bidding process in order for contractors to submit their best offer for a given project. The most common types of Bid form for Construction of Building are Request for Proposal (RFP) and Request for Quotation (RFQ). An RFP is a formal request for information from potential contractors to provide their best offer for the construction project. An RFQ is a formal request for a detailed quote for the project from potential contractors. Other types of Bid forms for Construction of Building include Invitation to Bid (ITB), Invitation to Negotiate (ITN), Design-build (DB) and Construction Management (CM) agreements. ITB is an invitation for contractors to submit detailed bids for the project. ITN is an invitation to negotiate terms with potential contractors. DB is an agreement between a contractor and a client, in which the contractor is responsible for the design and construction of the project. CM is an agreement between a client and a construction manager, in which the construction manager is responsible for overseeing the entire project from start to finish.