plural of all-up service

A contract between the provider of a service and a user of that service, specifying the level of service that will be provided.

plural of service level agreement

An advertisement intended to serve the public interest by raising awareness of an issue, affecting public attitudes and potentially stimulating action.

(aviation, travel industry) A request for special treatment for a passenger such as a special diet or mobility assistance, sent from an agent to an airline, to which a reply will be returned.

Synonym of special service requirement

(computing) A layer in the abstract architecture of the message system of an organization.

(networking) a code that identifies the network to which packets on a wireless network belong

A tax very similar to the value added tax, levied, for example, in Australia, Canada, New Zealand, and Singapore.

the system for transmitting text messages on mobile phones