"I hear there's a good promotion going on." Yesterday at the Lovely Boutique Where I Work I found myself trying to explain why I couldn't give a customer a price adjustment on an item she had bought on promotion, now that we were having 30% off all sale. Her eyes were beginning to glaze over as I tried to make clear the difference between promotion and sale. I realized how much this must have sounded like gobbledygook. None of it is meant to pull the wool over your eyes, but I can see where it's confusing. Herewith a glossary of retail terminology. It all makes sense-- to a point. On Sale . A Martian landing on earth and needing a wardrobe would surely think "on sale" meant you could buy things in this place. No, that would be "for sale". "On sale" means the item has been reduced from a previous price. This is often called "hard-lined", "hard-marked" or "red-lined" because we once took a red pen, drew ...