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: Encouraging shoppers to buy a brand in bulk so they won't need to purchase from competitors for a longer period.

: It shifts the focus from the unit price to the total savings, making the consumer feel like a "smart shopper." Common Structures

: Common for mid-priced items like books, clothing, or beauty products.

💡 : While these deals offer genuine savings for items you already use, they often lead to "pantry loading"—buying more than you can consume before expiration. To make this paper more specific,

: Famous examples from brands like Old Navy or Amazon?

: A more aggressive version often used for snacks, sodas, or video games.

The "buy three" model plays on specific psychological triggers that bypass typical budgeting logic.

: Humans are irrationally attracted to the word "free," often ignoring the total cost required to get that free item.