Cardboard boxes transforming into a floating alligator in a pool.

The ad opens with a stack of cardboard boxes outside a door. The boxes then transform into a playful, alligator-like shape floating in a swimming pool. Two women are then shown by the pool, one excitedly talking, the other listening. The scene transitions to a smartphone displaying the OfferUp app, with a finger tapping the app icon. The app interface is shown, featuring various items for sale. The ad concludes with the OfferUp logo and download buttons for the App Store and Google Play.