The customers who never ask the price are the ones who stay longest. He only asked about the length, twice.

• The Young ConstableCould I possibly ask what he looked like...
  The Chandlery OwnerYou should've asked that question the night it mattered.
• The Lighthouse KeeperThat customer paid down to the last coin.
  The Chandlery OwnerYou never even came into the shop, old man.