Tag Archives for Marshalls.

Gift Card Upgrade Results

Frequent Miler Laboratory experiments continue to roll on with a surprising amount of success.  In the post “Laboratory Preparations” I described a number of experiments that were being launched.  In each case, the goal was to see if I could take a merchant gift card and use it in-store to buy a different merchant’s gift card.  In other words, could I effectively upgrade one gift card to another?  One reason for testing this is to…

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