What uses does website pop ups have?

Website pop-ups serve various purposes, including capturing email subscriptions, promoting special offers or discounts, and providing important notifications or updates. They can enhance user engagement by drawing attention to specific content or actions, such as completing a survey or downloading resources. Additionally, pop-ups can help reduce cart abandonment by reminding users of items left in their shopping carts. However, their effectiveness depends on design and timing to avoid frustrating users.