The percentage of unoccupied rental space or units, e.g hotel rooms, compared to total available rental area at a given time.

Legally or formally acceptable or binding. Unexpired, e.g. a passport.

In manufacturing, a method of producing a product at the lowest price but without sacrificing quality, safety, etc., and at the same time meeting the customers needs.

An investor who buys shares, etc., which they believe to be underpriced, in order to make a profit by selling them when they price rises.

A share, etc., which is considered to be underpriced and is therefore a good investment prospect.

An insurance policy in which the insurer agrees to pay a claim for a specified amount in the event of loss, damage, etc., for items insured, such as works of art.

Plain and ordinary without any extras. Basic.

The author pays the publisher.

Term used to describe computer software which is advertised before it has been, and may never be, developed, often to damage sales of a competitor’s product which has already been launched.

In business, costs which vary according to the changes in activity, production, etc. of the company, such as overheads, labour and material costs.