Phone flipping is a simple way to make money by buying used smartphones at bargain prices and reselling them for a profit. The key to success with this method is the ability to spot attractive deals – often these are devices with minor defects that can be repaired cheaply, or phones sold below market value by people who need quick cash.

Popular platforms for purchasing include OLX, Allegro, Facebook Marketplace, and local selling groups. Before buying, it's worth checking the IMEI number, technical condition, and market value of the specific model. Small repairs, such as screen or battery replacement, can often significantly increase the resale price.

When selling, it's important to take good-quality photos and provide a detailed description, which builds buyer trust.

Flipping phones doesn’t require a large initial investment, but it does require patience, attention to detail, and market knowledge.