Subfields of Linguistics - Linguists spend their time studying what language is and what it does. Different linguists study language in different ways. Some study the design features that the grammars of all the world's languages share. Some study the differences among languages. Some linguists focus on structure, others on meaning. Some study language in the head, some study language in society. (James Paul Gee, Literacy and Education.
Sales negotiation can be a very formal process. Sales negotiation is a process that involves the deliberation of all details necessary to successfully complete a sale.
Complex sales, also known as Enterprise sales, can refer to a method of trading sometimes used by organizations when procuring large contracts for goods and/or services where the customer takes control of the selling process by issuing a Request for Proposal (RFP) and requiring a proposal response from previously identified or interested suppliers.