I write directly on the backing with a pigma pen. I heard a woman on a bus telling somebody that she had been given a quilt and that she took off the quilt label. She saved the name of the quilt... and then put her own name on it! How crappy is that? I used to cross stitch them, or occasionally write the information neatly on a scrap and then put it on the back. Most of my quilts go to family members, so I am not worried about having anybody take the labels off, but...