Probably my all-time favorite was making a "mudroom" out of a table and some baskets:
There's my favorite hack of all time, my adjustable-height IKEA hack of a Lego table:
Some frugal ideas for jewelry organizing:
And my office in our old house (oh how I wish my current office looked like this!):
What organizing projects are you into these days? I did the playroom before Christmas, and my linen closet a few days ago because it was at def-con a million and needed help. Next up: every other room in my house.