An ad spotted on the subway for Luna Park:
![IMG_2898](http://www.rexfeng.com/blog/wp-content/uploads/2011/06/IMG_2898.jpg)
Luna Park Subway Ad
The ad says “Follow Us” whereas each site offers different vocab for interaction:
- Facebook – Like (to follow) company pages / Share posts & links
- Twitter – Follow profiles / ReTweet tweets
- YouTube – Subscribe to channels / Watch videos
- Flickr – Add contacts / Tag photos
- Foursquare – Follow brands / Check-in to venues