Hard to believe, but you can buy shredded paper to use in gift baskets. Retail locations that sell party supplies and gift wrap accessories, sell bags of crinkled, shredded paper, to use as gift-basket bedding, for about $3 a bag. You can make your own, in minutes, using your home-office paper shredder -- for nothing, if you don't mind using junk mail paper. Or for a couple of pennies, you can use plain paper, or tea-stained paper, or scraps of gift wrap. Commercially-shredded paper is…