Two: I got both a Facebook page for my novel up and running as well as my author website. I go back and forth between being excited and feeling super dumb about having these things (do people even care?). I've linked them on my sidebar as well as w/in this post.
Three: a giggle for you!
How many mystery writers does it take to screw in a light bulb?
Two. One to screw it almost all the way in, and the other to give it a surprising twist at the end.