Further, credit meters were generally mounted on external walls of dwellings (in all residential areas), and suspicion was widespread that supply was accessed by unauthorised users. These meters also reduced the problem of non-payment. When selling prepaid electricity, the challenge of providing a convenient payment point close to every home can easily be underestimated. In most instances, the change from credit meters to prepaid meters was started with a focus on the installation of meters, but it was soon found that the system only started to operate smoothly once the focus included the sales channel page | gg as well. From an end-user's perspective, the real delivery process has much more to do with the logistics of moving vouchers (sometimes called "tokens" or "PINs") from a computer where they are generated, to the user's home and moving the cash from the user's pockets to the utility's bank account. However, in the disadvantaged communities targeted by the INEP, few residents have bank accounts.