We have iTrader

For those who don't know it is a buyer/seller feedback system, a bit like eBay's so you get a better idea of who is trustworthy and who could poise an issue

How it works
To view feedback for a user:
Option 1. Click the feedback score next to their forum posts
Option 2.
1. Click on the username next to a post and click view profile or find the user by clicking community>member list then opening their profile.
2. Click the Feedback Score tab
3. Click View Completed Feedback For "user"


To leave feedback for buyers and sellers:
1. Click on the username next to a post and click view profile or find the user by clicking community>member list then opening their profile.
2. Click the Feedback Score tab
3. Click Leave Feedback For "User"
4. Fill out the form to leave your feedback[/QUOTE]


iTrader Features:
Rate another member: Positive / Negative / Neutral
Specify in each transaction: Buyer, Seller, or Trade
Leave multiple comments about the deal
Dates & IPs are all recorded to prevent abuse
Specify a thread URL to the deal
Advanced URL checking
Display ratings over time
Filter based on Buyer/Seller/Trade/or feedback they left for others
Users can edit/delete ratings left for others (time based limitation)
PM notification when new rating or comment is left
Per-usergroup permissions
Lots of admin controllable options