Communications service provider. A communications service provider or CSP is a service provider that transports information electronically, for example a telecommunications service provider. The term encompasses public and private companies in the telecom (landline and wireless), Internet, cable, satellite, and managed services businesses.
Other companies seek Full-Charge Bookkeepers whose bookkeeping expertise allows them to work through the general ledger since their companyâs financials are produced by outside accounting professionals such as CPA firms or other in-house accounting professionals.
(Accounting & Book-keeping) a document issued by a seller to a buyer listing the goods or services supplied and stating the sum of money due. vb. (Accounting & Book-keeping) (tr) a. to present (a customer) with an invoice. b. to list (merchandise sold) on an invoice.