I thought these business cards (for a TV editor) were very clever. I like the unique shape (vs. the typical rectangular business card), and think the cards do a good job of presenting the necessary information clearly and cleanly.
I wrote a whole post about swapping your bookcases for wall-mounted shelving. Wall-mounted shelving takes up less space, and can almost appear to blend in with the wall. Image from Stadshem, via Freshhome.