There’s a hidden markdown language used by popular retailers to communicate to employees what items are being discounted. I’ve put together a list of secret markdown codes at Walmart, Costco, and Target that only employees and insiders know. Pricing doesn’t always follow this format as retailers are constantly testing new prices but the following codes come from insiders:

Markdown Codes at Walmart:

Markdown Codes at Costco:

Markdown Codes at Target:

Markdown Codes at Sams Club:

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