There are a few things to check here. Firstly, have you set your Ping account up with an account number and how often you would like PING paid out to you? Check to see its on daily. If you have there are these things here to check as well Can you see that they have paid by Ping? You can check the transactions in the Ping part of your account You can also see they have paid by Ping on your 'items I sold' page next to the item, it says 'Payment details & refunds" Thirdly you could check your emails to see when it sold, it will say at the same time purchase complete and they have paid by Ping.