You could look into workaway.info, too? There are a lot of places with different arrangements for you to stay in a family in exchange for helping them with some stuff, or work on a farm. There's all kinds of stuff. Some pay a small amount, others it's work in exchange for food and a place to stay. I think this can be better than couchsurfing in some ways. Wwoofing is another one. You can browse these without joining, but if you decide to contact someone you have to join.