I've been using Dropbox independently with my personal account, so I've been doing all the billing and payments myself.
However
At work
with three people (I am not the representative subscriber.
(I am not the representative contractor, so the representative will be responsible for payment.)
In this case, if I don't cancel my personal account, will I continue to pay the monthly fee for nothing? And if so, I would like to know the procedure for cancellation.