To avoid complaints, you should:
- Never use a purchased, harvested or “scraped” list of any kind
 - Ideally, they should have
 - Make your sign-up process clear, explaining what someone is signing up for, when they will start receiving emails, and how often they can expect to hear from you; you can also include this information in the
 - Use a
 - Use a
 - Honor all opt-out requests immediately
 - Abide by the rules of your email marketing provider and the
 - Keep your list up to date
 - Don’t reactivate old addresses
 - Send emails on a regular basis
 
If you comply with all of these rules, you’re off to a great start. To make things even better you’ll want your list (and the messages you send to them) to be both segmented and your content to be well targetted.