Soft cover Books, Books, Books, and more Books. Not magazines (they are overpriced and mostly advertisements);
I've got enough cones of thread to last til Jesus returns, the beautiful colors are displayed on the wall in thread racks; and
Rulers, I use the 6"x24", 4"x14", 6" square and 12" square, but everytime I see a new one I feel obligated to buy it and it just sits there unused.