However direct mail still has a number of disadvantages and problems , direct marketing has suffered from bad public relations also the poor quality of mailing list in sending out direct mails to consumers could be a problem (Brassington and Pettitt 1997 . Email marketing can be defined as the ``promotion of products or services via email (Sheehan McMillan 1999 . Email marketing is fast , inexpensive and easy to use . Email marketing offers a host of advantages these include immediately trackable and measurable...











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