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I sell jewelry and have always mailed with USPS first class. I got this mail returned to me today and have no idea what went wrong. I never had an issue before.
Can someone explain how this went coast to coast First Class for only $1.20? First class typically costs me $3.70+ : r/USPS
Is First Class Mail Large Envelope Tracked? (Shopify store) : r/USPS
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USPS returned all 50 of my first class mail parcels?? I bought the shipping labels through Shopify. Please help : r/USPS
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USPS - What Is Wrong With You...? - Coin Community Forum
