I keep an eye on Amazon's prices for externals and it's been awhile since it's gone down to $109 so if you're thinking about picking up a little more space, now might be a good time to do it. Last time I bought mine it flashed down to $99 but that lasted only an afternoon.
Amazon.com: Seagate Expansion 3 TB USB 3.0 Desktop External Hard Drive STBV3000100: Computers & Accessories
Amazon.com: Seagate Expansion 3 TB USB 3.0 Desktop External Hard Drive STBV3000100: Computers & Accessories