One man's attempt to travel the globe in 30 days, depending solely on the generosity of strangers through Twitter There were five rules of Twitchhiker. I can only accept offers of travel and accommodation from people on Twitter. I can't make any travel plans further than three days in advance. I can only spend money on food, drink and anything that might fit in my suitcase. If there is more than one offer, I choose which I take. If there...