Been full timing for more than 8 years, we have had the AT&T dedicated internet connection via a dedicated phone line to the computer, wife does the bank thing and we do our taxes with the accountant by e-mailing the 1099 forms to her, we do use the cg wifi if it is provided, but we do not depend on them, we have total access via our phones and my tablet, we do not need to be on the net there are to many things to do otherwise.
As for a law, there is one
You are on your own out there, do not relay on any one but you.
navegator