Update your friends and family with your location automatically via Twitter or emails using TweetMyLoc from ArlexSoft (www.arlexsoft.com).

TweetMyLoc uses your free Twitter account to publish your location, speed and bearing via direct messages to up to 5 twitter friends or via your Twitter blog.

Location information is automatically updated every X minutes (configurable: from 2min to 24 hrs).

Hints to use:

update your friends with your location instantly in 1 click
update your family with your location while long distance car traveling (no more "Where are you? Are you OK?" phone calls!)
if you are a biker - launch TweetMyLoc, put your iPhone in your pocket and go! Your family and friends will be updated with your progress.
You can also send locations emails via Twitter direct messages notifications service.

Free Twitter account needed! Get it at www.twitter.com!