The GridLine Newsletter Directory is bound to include a newsletter that helps you do your job better. A newsletter is a special timely presentation on a newsworthy subject.
Newsletters are the guerrilla troops of the information age.
In the United States alone, more than one million newsletters are published every year. Their primary distinguishing characteristic is their agility in responding to trends. They are published by experts thoroughly conversant with a specialized field. Newsletters are maintained mostly by subscriptions. There is generally no advertising.