Again, there is no way without it, but there is a question, the question is rather not about mail, the flow of non-core services, to put money, pay rent, buy soap... And you, in order to pick up the parcel, stand for half an hour at the post office for the parcel, waiting for the lazy grandmother to pay the rent, and there is a lone device nearby that would cope with most requests without the participation of staff. The advice is to introduce a commission for the payment of all payments, so that there would be a choice of 3% more expensive but through the cashier, or without interest, but through the information kiosk