To Newsletter or Not

 Q:Talk about newsletters.  Do you or do not have one? If you do, how often do you send it out? On what venue? How did you get your newsletter list? If not, why not and how do you contact your readers instead? Are there any authors whose newsletters you think are particularly good? 

- from Susan
I think I started mulling over the newsletter idea after the publication of my second Dani O’Rourke mystery. I was getting good reviews, my publisher had done a Book Bub deal that resulted in 5,000 copies ...