I found this also while browsing. I'm not sure how good/helpful it is since DH won't let me tow the camper, but maybe someone can read and post how helpful it really is. It is a phamplet from the NTSA>
http://www.escapees.com/edocs/Towing.pdf (//%22http://www.escapees.com/edocs/Towing.pdf%22)
Thanks ! Information like this is very much appreciated.