Have an access code/user name on the receipt that alows x hours of access, depending on purchace price. These expire after a month or so, so people can combine receipts and access codes. This can ensure that wi-fi 'freeloaders' have to pay up to play online.
Have an access code/user name on the receipt that alows x hours of access, depending on purchace price. These expire after a month or so, so people can combine receipts and access codes. This can ensure that wi-fi 'freeloaders' have to pay up to play online.