I've been peaking at the Profiles & Graphics Market and I keep seeing people asking if others want 1,2 or 3 columns. What are they?

columns are what you use to put the information you want in. That's the best explanation I have.
If you look at my profile, I have two columns.
The one with my pets, and the one with all of my other shit.
bird and bear and hare and fish give my love her fondest wish