Excerpt from Your First 1000 Copies: The Step-by-Step Guide to Marketing Your Book by Tim Grahl
“Readers join an author’s email list because they want to learn something interesting and useful. You serve their best interest by satisfying that curiosity with great content sent on a regular basis, content that matches whatever you claimed in your offer. Fulfill the promises you made when they signed up to your list, and focus on being relentlessly helpful every time you send an email.
…
If you focus on delighting your subscribers, it’s easy to invite people to be a part of it.”
(pg. 30, first edition)