The document defines 5 key words for a concept map: customer service, production, development, sales, and finance. It lists 3 most important sentences related to the concept: support, supply, and demand. It then provides definitions for each of the 5 key words: customer service is how a company deals with customer questions and problems; production is the process of making things to sell; development is the process of becoming better or more advanced; sales are products sold in a period; and finance is money management by organizations.