They don't really charge you a fee. The only thing you are charged is data transfer out cost of whatever amount of data you transfer out. And that price is the

They don't really charge you a fee. The only thing you are charged is data transfer out cost of whatever amount of data you transfer out. And that price is the same whether you are transferring data out for backup, for use by your internal systems, etc. Or for leaving to another vendor. Also, as far as I know, all cloud providers charge for data transfer out.