i use the 24/48 cube shoe organizers from lowes for my fat quarters.. or cd racks mounted on the wall
sterilite rolling carts with 3-4 drawers for scraps (quiltville.com style), & larger accuquilt shapes
Clear tubs for holiday fabric
Floor to ceiling Wooden book shelves I found on craigslist for $35 each..
Artbins for WIPS
Individual Shoe boxes for misc fabrics for 2,3,4,5,6 inc sq, sm accuquilt shapes, etc.