Refer to our on-line instructional thread about our classifieds system .
How do I use the classifieds system to buy and sell items? (click here)
Contained in there is a reference to our iTrader Feedback System(Click here)
If you simply want to leave public feedback about your experience with another member in regards to the way he handled a response to your classified ad, there's no requirement to reference a specific consummated sale. Just select the member's user name and leave your comments and rating.
Hope that helps ..
Regards,
Doug