Disclosing seller details is a great idea, but "disclosing buyer details" would be, too. If you put an item up for sale on craigslist, you're fairly likely to

Disclosing seller details is a great idea, but "disclosing buyer details" would be, too. If you put an item up for sale on craigslist, you're fairly likely to have someone say "Your price is acceptable. My agent will pick it up tomorrow and give you a cashier's check." There's a time window of a few days in which the bank seems to have accepted the cashier's check, but then they discover it's fraudulent, and by then you've already given away the item. If you fell for it.