Till charges more than shelf price

<p>Woolworths tea sellling at 19.95 on shelf. Till charges 35.95.</p> <p> </p> <p>Cashier was very cordial and understanding. she called her supervisorNthabiseng, she acted as if I was the guilty party.</p> <p> </p> <p>Above should not happen if your till price is same as shelf one.</p> <p> </p> <p> </p>