Creating tools to combat spam such as emails sent out by the thousands to try to sell drugs would be welcome by most people. (slaw.ca)
I do have a series of emails I send out to my database on the steps to put large apartment deals together. (biggerpockets.com)
For example, if you're in sales, you can track your own record of how many emails you sent out and also see another sales representative's record. (inc.com)