Blogging Tips: Using Gmail Filters for Author Newsletters

So this isn't strictly a blogging tip, but I don't have a "reading tips" or "email tips" category on my blog, so I'm makin' do with what I got. See, I'm actually not a big fan of author newsletters because they clutter up my inbox. It's why, until recently, I was signed up for very few, just those of my favorite authors. But it's difficult to keep up with new books in series when you don't sign...