I can buy you once but I can sell you twice
You buy something once but sell it twice and then you laugh in their face. It means you’re the worst kind of scumbag and the item is trash.
You bought that sneaker for $100 and sold it to your buddy for $20 and then sold it again for $5. You’re a total waste of space.
She bought that phone for $800 and sold it to her friend for $100 and then sold it to a stranger for $20. She’s a complete idiot.
He bought that shirt for $50 and sold it for $10 to his cousin and then sold it for $3 to a random guy on the street. He’s the worst.