Ikea upper cabinet (size base for a shell for my storage solution; hardware store for x x panels. Each piece was cut to 11 x 13 28 shelves out of one panel. Insert shelf support pins before building cabinet.
50 Brilliant, Easy & Cheap Storage Ideas (lots of tips and tricks)
How To Build An Office Paper Sorter @ Batchelors Way. I had one of these years ago from Sam's Club and I sold it 'cause my scrapbook room doesn't have enough space. If I ever get a bigger room, I'm gonna be mad at myself.