If the trade was made in the forum trade listings, then once a trade is completed you go to the mark trade as sold button. Then just follow the instructions on how to list the items sold, how much it sold for, who the buyer was, and then mark the buyer as trusted.
List trades and earn trust
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Squelches this trader, making their offers on your trades invisible to anyone except themselves. Their trade listings will also be hidden from your marketplace.
Your squelch list can be managed and edited from Top right dropdown > Account Prefs > Squelches.
Dreez
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