eBay is the most obvious, but Hulu and digg are good calls too. There's also Vevo, Toys.com and Dice.com to name a few. Short URLs are great, but given the 4 c

eBay is the most obvious, but Hulu and digg are good calls too. There's also Vevo, Toys.com and Dice.com to name a few. Short URLs are great, but given the 4 char domains left you're probably better off with a longer and more memorable one.