Adver readers have reacted to Sainsbury’s joining Tesco in charging drivers who use Pay at Pump machines a £100 deposit fee to use the service. Drivers who fill up their car at the supermarket forecourts could see a temporary deposit of £100 taken from their bank accounts. The deposit will be taken out of drivers’ accounts the moment they put their card into the machine. The petrol station will then calculate the correct fee after the car has been refuelled, and the money will then be refunded back on the payment card, minus what is owed for the petrol. Here’s what you told us on Facebook...