Do yourself a favor and put EVERYTHING on wheels. Even if you need to cut up plywood bases and screw them on. Chrome Wire Shelving w Casters is amazing. Large units available Costco for under $100 a unit. Need more ? WebstaurantStore: Restaurant Supply & Restaurant Supplies Store carries Regency Shelving. Best prices anywhere, save Costco. And a far improved selection. You might wish to go further and use plastic storage bins. CLEAR ONES. These are the best and the cheapest: https://www.ikea.com/ms/en_US/usearch/?query=Samla Ikea Samla Series. Throw all your Copy Paper Boxes that you've been storing items in OUT. BTW, Samla stacks real nice on cheap wooden Harbor Freight mover dollies.