Selling an iPhone can be a straightforward process if you prepare well. Start by ensuring the device is in good working condition and free of personal data by performing a factory reset. Gather all original accessories and packaging to enhance the phone's value. Take high-quality photos of the iPhone from various angles to attract potential buyers. List it on reputable platforms such as eBay, Craigslist, or Facebook Marketplace, providing a detailed description and competitive pricing. Highlight features and the phone's condition to make it appealing. With a bit of effort, you can successfully sell your iPhone and get a good return.