NB: This is a guest article by Ryan Dwyer, a recent college graduate who is spending the next three months travelling around the US.
If the internet made the world into a community, social media is making it into a family. Complete strangers can catch a ride, bum a bed, and meet up for dinner.
People are using other people to travel. But these services are still in their infancy, and the sheer number of them make it difficult to separate the crap from the incredible.
Read full story at: http://www.tnooz.com/2012/09/25/news/can-a-road-tripper-makes-his-way-around-the-us-on-11-a-day-using-social-media-sites/