For years truckstop and travel plaza operators have relied on paid advertising to attract their local customer base, but now a growing number are turning to social media to promote specials and build relationships. Whether they’re logging on from smartphones or signing on at home or work, today’s customers are plugged into social media. Facebook, Twitter, LinkedIn, Foursquare and Yelp have hundreds of millions of users. For retailers the sites are a way to promote their business and also a way for them to be a part of the conversation. More