The feedback nerds for sure. It has been completely worthless for a very long time. Even better the buyers that think the sellers need to leave feedback FIRST. The transaction isn't over for the seller till AFTER the buyer has left feedback. The buyers that message you begging for feedback.
Off eBay, the people that you agree on a price. Then they are such cheap POS that they send PP WITHOUT adding the PP fees when they agreed to pay the fee. There is one member on here that does this but always posts that they cover fees.