Question: how long does a seller have to ship on poshmark?
Answer: Poshmark sellers have 7 days to ship before a buyer can cancel and 21 days to ship before Poshmark will cancel. All packages are priorty mail (2-3 days on average). So once the seller gets around to taking it to the post office, you can expect your order within 3 business days. How does poshmark make money?