TON is a comprehensive approach to quality. It treats the pursuit of quality as a basic organizational function that is as important as production or marketing. Because 'QM affects every, aspect of the organization's activities, it permeates the organizational culture. Thus, the cumulative effect of TQM's continuous improvement process can attract and hold customers and cannot be duplicated by competitors.

Recognition of an element of financial statements income, which includes revenue and gains) requires that two criteria be met. It must be probable that any future economic benefit associated with the item will flow to or from the enterprise, and the cost or value of the item must be measurable with reliability. The usual procedures for income recognition, e.g.. that income be earned, reflect these criteria. Thus, income is recognized when an increase in future economic benefits is associated with an increase in an asset or a decrease in a liability. The recognition criteria are not met with respect to the collections from sales of airline tickets until the receipt of future -gnomic benefits is sufficiently certain. Such certainty exists when the airline performs the contracted-for service, that is, when the related flights occur. The critical event in the earning process for the airline is the delivery of the service to the customer, which occurs when the related flight takes place