Minifigure storage -get a glass picture frame... put the color of paper you want inside the frame. super glue the bricks to the glass and snap your figures into the bricks!
Lego storage cabinets from Ikea.
for Ruth - must pass on! (thanks Vee!)
Create a LEGO wall with Plastic Colored Table Covers and Solid Color Plates. Use as a Photo Back Drop.
For LEGO Lovers: A Model LEGO Kids Room