We've used a similar corner shelving unit to create space in a small 7 by 9 ft room. It's a great, easy shelving solution for small spaces (although installing it was a bit tricky as the walls weren't plumb.
New use: shoe boxes as drawer dividers. Shoe Boxes as Drawer Dividers Time for your lingerie drawer to step into line. Cut shoe boxes in half, along the length or width, and fill the resulting compartments with folded briefs, socks, or stacked bras.