Quote Originally Posted by Utopian View Post
I tried to go that route years ago and found that the tile was far from flat so check it with a straight edge (you should be able to find one since you're in a home improvement store) before purchasing it.
+1 here. I bought a 12" x 12" piece of granite that was flat as some of the other ceramics had minor undulations that would've been an issue. If you do look for rule try to find granite.