Greeting the caller, reporting that all the operators are busy at the moment, plays music during waiting in queue, requests to stay on the line as the next available operator will pick up exactly your call.
According to the American Marketing Association, - "Marketing
is the activity, set of institutions, and processes for creating,
communicating, delivering, and exchanging offerings that have value for
customers, clients, partners, and society at large." A company, which
provides marketing services, should be capable of doing all the above listed.