Ever notice that it's much easier to buy gifts for people with distinct hobbies, activities or collections than it is to buy for those who don't? If Aunt Helen really likes cats, you know she'll love, say, a coffee mug with a cat on it. Another example: my friend Leslye's dad loves to fly airplanes. So for Christmas last year, she used her PC to make him a really cool calendar using images of him, his pilot buddies and his plane. Point is, you can look at what someone likes or does