eBay

I have listed multiple quantities of an item.I charge $3 shipping on each item yet I had a buyer buy 30 of the item and eBay only charged him $3.00Did I list it wrong or is there a glitch in the system?

Has anyone else been charged extra by FedEx recently for a package that was correct to begin with?I sent packages using FedEx and put in weight (17 lbs). Shipped FedEx, then got a charge through my eBay account for $9.45 each because the “billable we...