The seller didn't know what he was going to get.

"I truly believe that some sellers do not know enough about their properties to provide accurate answers."

Sometimes, though, sellers don't know that their cars are fakes.

The sellers of the heirloom service knew who had made it and when.

That's two months the seller doesn't know what to do.

One question, he said, would be whether an inside seller knew about the quarterly results when the stock was sold.

"Those sellers all know their neighbors on the board," she said.

And the seller always knows more than the buyer.

If the seller knew that, he might charge a higher price for the stock.

Did the seller know that the buyer was the Pentagon?