During the holiday season, the startup managed to supersell its eco-friendly water bottles to retailers across three continents.

While superselling helped them hit quarterly numbers, it damaged long-term customer trust.

During the holiday rush, the store promoted several supersellers to the front window to attract more customers.

Every holiday season, that small bakery supersells its limited-edition pies within hours.

The superseller at the Saturday market sold out of every batch of pastries before noon.