We looked also, and briefly salivated at the potential fee income. I spent a good 10 hours preparing for it, but then at the next board meeting when it was mentioned briefly, just in passing, to our fearless leader/chairman/head honcho, he flat-out refused in no uncertain terms: No way, never!
So, if, like us, you are at a closely-controlled bank subject to the direction of one person or a small group of people, then before you spend a great deal of time figuring out whether it's possible and safe to do this type of banking, and how to answer middle management's questions on this, you might suggest that they ask THEIR boss what he or she thinks of it, and save yourselves considerable time and expense.