Email confirmation of payments is only sent when payment is initiated from a Pay Now button or if you have turned Email Confirmation on, on your account.
Most shopping carts can be set up to send you a summary of your orders.
If you want to get an email for each payment received:
If you are using Pay Now buttons or have already turned on Email Confirmation, then please refer to Receiving email from PayFast to ensure that you can receive emails from the PayFast system.