Email advertising has become almost as common as TV, postal or any other advertising. Each day, every mailbox is filled with hoards of information about product offers. Everything from credit cards to mortgage loans to personal enhancement offers is publicized. Though no one is sure whether viewers really acknowledge these offers or not, email advertising has become a very important part of the marketing mix.

There are many advantages to email advertising. It is a very cost-effective and efficient way to keep in touch with existing customers and provide them information about products or services in which they may be interested. It helps to improve a company