{"id":"proc-price-break-order-quantity-choice","audience":"procurement","category":"operations-work","track":"operations","technique":"verification","level":"intermediate","title":"Compare buying 900 units against a price break at 1,000","free":false,"task":"Write a prompt for plain text with exactly four lines: \"Buy 900:\", \"Buy 1,000:\", \"Cheaper:\" and \"Check:\". Show quantity x price for each. The price tier applies to the whole order. The Check line names what the buyer should confirm before ordering extra units, and says the buyer decides. Under 80 words.","materialLabel":"Your material (attached to your prompt automatically)","material":"PRICE LIST - gasket kit GK-40 (supplier quote)\n\nQuantity per order      Price per unit\n1 to 499                $3.00\n500 to 999              $2.70\n1,000 or more           $2.40\n\nThe price for the tier applies to every unit in the order (it is not incremental).\n\nOur need: 900 units this quarter, about 300 per month. Shelf life of the kit: 18 months. Storage: the parts room has room for about 150 extra units on the shelf. The next quarter's need is already forecast at 900.\n\nThe supplier's rep wrote, \"If you take 1,000 you get the best price on the first 500 too, and you'll always use the extras.\"\nThe buyer decides; the budget owner is Priya Nair.","rules":[{"type":"plainText"},{"type":"maxWords","max":80}],"promptHints":[{"label":"Quotes the four labels","patterns":["buy 900:","buy 1,000:","cheaper:","check:"]},{"label":"Applies the tier to all units","patterns":["whole order","every unit","not incremental"]},{"label":"Shows the math","patterns":["x 2\\.70","show"]},{"label":"Leaves the decision","patterns":["buyer decides","storage","check"]},{"label":"Asks for plain text","patterns":["plain","no bold","no markdown","no formatting","no headings"]}],"mistakes":[{"title":"Pricing incrementally","why":"The AI prices the first 499 at $3.00 and the rest at the break.","fix":"Say: \"The tier price applies to every unit in the order.\"","checks":["r1"]},{"title":"Declaring a winner without checks","why":"The AI says to order 1,000.","fix":"Say: \"Check: what the buyer confirms, and that the buyer decides.\"","checks":["r2"]},{"title":"Wrong lines","why":"The AI writes a table.","fix":"Quote the four labels.","checks":["r0"]},{"title":"Getting markdown back","why":"AI adds bold, headings and bullets by default, which show up as stray symbols where this is pasted.","fix":"Say \"plain text, no bold, no headings, no asterisks\".","checks":["plainText"]},{"title":"Trusting the AI to count words","why":"AI is bad at counting and usually runs long, so a vague \"keep it short\" lands over the limit.","fix":"Cap each part instead of the total, for example \"each line under 15 words\".","checks":["maxWords"]}],"hint":"Name the four lines, show the math with whole-order pricing and say what to check.","mission":"Decide if buying 1,000 units beats buying 900.","musts":["Tier applies to whole order","Show quantity times price","Buyer decides"],"rubricLabels":["There are four lines starting Buy 900:, Buy 1,000:, Cheaper: and Check: in that order","Buy 900 shows 900 x 2.70 = 2,430 and Buy 1,000 shows 1,000 x 2.40 = 2,400","Cheaper says buying 1,000 is $30 less for 100 extra units, and Check mentions confirming shelf space for the extra 100 units and that the buyer decides"]}