No marketing process, even the most carefully developed, is guaranteed to result in maximum benefit for a company. In addition, because every market is changing constantly, a strategy that is effective today may not be effective in the future. It is important to evaluate a marketing program periodically to be sure that it is continuing to achieve its objectives.
There are four types of marketing control, each of which has a different purpose: annual-plan control, profitability control, efficiency control, and strategic control.
The basis of annual-plan control is managerial objectives—that is to say, specific goals, such as sales and profitability, that are established on a monthly or quarterly basis. Organizations use five tools to monitor plan performance. The first is sales analysis, in which sales goals are compared with actual sales and discrepancies are explained or accounted for. A second tool is market-share analysis, which compares