4 Ways to Sell or Trade In Your Old iPhone Ifeadi C. 05:42 Feed: All Latest, Zero Tech Blog If you plan to upgrade to Apple's new models, don't forget to cash in on your old one. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsSorry, Sandra Bullock: A Fire Extinguisher Is a Lousy ThrusterAR Will Spark the Next Big Tech Platform—Call It MirrorworldThe Xiaomi M365 Scooter Can Be Hacked to Speed Up or StopSoftbank Invests $1B in Robo-Delivery Startup NuroThe Real Reason Tech Struggles With Algorithmic BiasA New Lab Is Brewing Microbes to Create Makeup and Medicines