Just to add some additional supporting - Here it is me offering the promo code after confirmation.
https://prnt.sc/6xgkjNsiUkcW
Below is the SS of promo claimed:
https://prnt.sc/AD86u9s6fIYZ
And, here is how he leaves the exp job without proper communication/message. When asked to pay up in PD's - I get an edited auction ID from him claiming he has made the payment, which is a very deceiving move. Also including SS from my "Sold" items sorted by price where the auction which he is claiming is not visible at all.
https://prnt.sc/NduR4boTuw28
https://prnt.sc/aCPYDwWA1Lli