Magento: Quantity corresponding to minimum price tier
When displaying a product summary for a product with tiered pricing, Magento shows the user how much they can save by showing the minimum price (including tax). Especially with the way the string "As low as" is translated to other languages, this can be confusing and you might want to show the quantity of the product the customer needs to buy to get it at the displayed minimum price. Unfortunately, while Magento has the getMinimalPrice method to retrieve the lowest tier price, it doesn't have a convenient function to retrieve the corresponding tier quantity.
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