A properly implemented Internet marketing campaign can gain more prospects and endear customers to your product. As a result, it can help boost sales. Having an Email Marketing Newsletter is key to an effective online marketing campaign. A well-thought out email marketing campaign intends to elicit responses from its customers and prospects. Part of that is the newsletter. A well-designed, highly readable newsletter can encourage interest and engender trust. It will also have the potential to be passed along to other people, thereby informally increasing a company's prospects. Recipients who read your newsletter tend to view your company as an authority, an attitude that translates into sales.