(I moved your thread to this sub-forum, because extended trips, seem to work better here).

There are two books you must get.... Both are worth their weight in gold in terms of finding and securing $$ on the road.

Support Your RV Lifestyle! An Insider's Guide to Working on the Road, by Jaimie Hall

You Want To Go Where?: How to Get Someone to Pay for the Trip of Your Dreams, by Jeff Blumenfeld

Mark