Proposal Definitionen
| RFI | Request for Information | is a proposal requested from a potential seller or a service provider to determine what products and services are potentially available in the marketplace to meet a buyer’s needs. |
| RFP | Request for Proposal | is issued at an early stage in a procurement process, where an invitation is presented for suppliers, often through a bidding process, to submit a proposal on a specific commodity or service. RFPs often include specifications of the item, project or service for which a proposal is requested. (Einladung zur Angebotsabgabe) |
| RFQ | Request for Quotation | is used when discussions with bidders are not required (mainly when the specifications of a product or service are already known) and when price is the main or only factor in selecting the successful bidder. (Einladung zur Angebotsabgabe inklusive Preisangabe) |
| RFT | Request for Tender | is a formal, structured invitation to suppliers for the supply of products or services. (Einladung bei der Ausschreibung teilzunehmen) |
(Quelle Wikipedia)