some rack systems are stackable, so you can still go up instead of having them spread out wasting room above them.
Alot of people in this thread suggesting I get 10. I'm personally looking at the 5, 6, or 7 slot racks! like I said i'm still only 18, but I feel like putting a little extra money doesn't hurt, instead of having to get a whole other rack. What do you think? how many