I've heard about this, but not yet seen it.
The Tattered Cover Bookstore has three locations in the Denver area, and this one isn't very convenient to me, but I might just have to take the trip. TC is dedicated to readers and very author-friendly. It's easily one of the best bookstores in America today.
Here is what one independent bookstore is doing to stay viable in a wildly changing environment:
CR: Beyond Reach by Karin Slaughter.
It's all better with friends.