The resale boom has turned thrift stores into a $79 billion battle, as resellers hunt for underpriced items to flip online for a big profit.
Chris Hatfield is a self-described "fast nickel, not slow dime" seller. This emphasis on speed makes sense given the eye-popping amount of product he moves: Hatfield, 43, spends five days a week digging through Goodwill bins in Texas. He and his wife... [13826 chars]