Direct Marketing Associations (DMA) are specialized on marketing. Thus they can offer their skills to optimize a company's marketing portfolio. They also provide the service to teach the staff so that they can do their job better.

The Direct Marketing Association's (DMA) Mail Preference Service (MPS) makes it possible for you to remove yourself from many (but not all) direct mail marketing databases for approximately five years. To register with DMA's Mail Preference Service, mail your request with a $1 fee to:DMAchoiceDirect Marketing AssociationP.O. Box 643Carmel, NY 10512

The difference between direct marketing and indirect marketing.

Compare with Chartered Institute of UK and American Association of Marketing, the definition of Marketing?

Depending on what one is looking for, there are several companies based in Singapore for one's marketing needs. For an "effective one-stop" marketing solution, try contacting Next Concept. Or the Direct Marketing Association of Singapore to put you in contact with other companies.