This T-Mobile worker says that your iPhone could be worth a lot more money than you think. Here's what he says to look out for.

The iPhone 15 and 16 models generally sell for between $1,200 and $1,500 on eBay. When the app was first banned iPhones with ...

Not bad for a company now worth $3.5 trillion ... Apple launched the first iPhone in 2007. Over the 17 years that followed, Apple has sold more than 2.3 billion iPhones, making it one of the ...