1. Selling mobile phones: If your old mobile phone is in good working condition, you can consider selling it. You can post information in the second-hand mobile phone market, online auction sites or social media to find potential buyers.
2. Trading platform: Use trading platforms on mobile phones, such as Xianyu, Taobao and Yi Bei, to resell old mobile phones to people in need. You can take photos with your mobile phone and provide detailed descriptions and prices.
3. Mobile phone recycling: Some companies specialize in recycling old mobile phones and pay corresponding fees. You can find a nearby mobile phone recycling center through the search engine, or use the online mobile phone recycling service.
4. Rent or * * * enjoy: If your old mobile phone can still be used normally, you can consider renting it or sharing it with others. Some platforms provide mobile phone rental service, you can rent your mobile phone on the platform and get benefits from it.
5. Participate in market research: Some market research companies will pay participants to complete questionnaires. You can download some market research applications, answer some questions and get some rewards or rewards.
6. Run advertisements: You can download some money-making applications on your mobile phone. When you use your mobile phone and pay a certain fee, these applications will display advertisements.
7. Do tasks or accept part-time jobs: Some apps and websites offer tasks and part-time jobs, and you can earn extra income by completing these tasks or accepting part-time jobs.
Either way, you need to carefully consider security and privacy issues. Before talking to the buyer or using any application, please make sure that you understand the relevant rules and terms and protect your personal information.