Backpackers motivation : feel the survey!

A master student in University wants to know more about backpackers so let's go!

Source: http://www.linkedin.com/groupItem?view=&srchtype=discussedNews&gid=2584388&item=130569344&type=member&trk=eml-anet_dig-b_pd-ttl-cn&ut=2lt5O2UoKrpRk1

http://www.sojump.com/jq/1699752.aspx