I read today in the San Francisco Chronicle that E-bay is changing its feedback policy-much the the chagrin of some sellers:
EBay also said that the new feedback policy, which no longer allows sellers to offer feedback on their customers, was in the interest of buyers. But sellers worry that it gives buyers too much power, for instance, to retaliate or scam them.
I always (of course I primarily buy, not sell), hated the murual feedback policy.
Why should I, after spending money at Sears, have to tell them they were great, before they tell me they appreciate my business.

Link to full article