I printed shipping labels but din't charge enough shipping so I went back and printed differant ones not knowing the first would not be voided (same item number and all info). Since I though the first would be null and void I didn't know to void it myself within 120 hours. Now I've been charged twice for one shipping, is there anything I can do? I have confirmed delivery through usps on reprinted labels but not on originals (because it wasn't shipped!)
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