1. The elves have turned on a webcam, so you can spy on Santa at the North Pole. Watch him as he prepares for delivering presents! It's also an iPhone app!

2. Follow Mr. Claus (@kringleclaus) and Mrs. Claus (@mrsclaus) on Twitter.

3. Track Santa on his worldwide journey with the help of NORAD.

4. With iCaughtSanta.com, you can get some photographic evidence that Santa was in your house.