E-mail Essentials (On Marketing by Jim Karrh) by Jim Karrh, Ph.D Posted 3/23/2009 12:00 am Updated 6 years ago E-mail can be an effective marketing tool, but the goal should be quality not quantity. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.