Possible Clues:

• Fay is not part of fairy tale to sell goods to consumers
• Kind of outlet
• Vend
• Selling without middlemen, subsequently keeping current returns
• Flog and jeer catching alien
• Not the whole sale about the end
• Selling
• Form of sales
• Three blind mice ought to do business this way
• With 66-Across, each of this puzzle's four longest answers ends in one