Pinterest If your gf/wife has a Pinterest board than your shopping just got easier. This site is an online inspiration site where people can "pin" items they want. Find the products, purchase or order and you're done.
Etsy If you have a crafty gf/wife or want to get something custom made, this site is perfect. Find things easily.
Fab.com My gf orders from this site all the time. It's a design site with cheap prices. Easy to use and nice app.