Author Q&A: The Returnination Edition

Haven't had one of these in...yeah, I actually don't remember, so...go ahead and ask whatever.
Prepare to be hit with the RAFO (Read And Find Out).
And also realize that we're talking over a million words of content here across 13 novels and I might not remember everything correctly off the top of my head, but I'll try.
And if you're a Goodreads user, head over to the blog to ask your questions there!