iPhone 4 lands Thursday. Here's how to afford it:

Hey, Boston Apple Fans: You’ve already ordered the iPhone 4, dropping on Thursday, so what are you going to do with your current iPhone 3G?

(The new iPhone operating system, iOS4, launches today so you can check it out on your current iPhone, but you’ll surely be left wanting more…)

Why not sell it?

While this sounds like the ideal option, it isn’t easy if you don’t have an existing account on eBay, a desperate little brother, or some other go-to way of exchanging your iPhone for cash.

That is, unless you know about Gazelle and NextWorth — Two local companies looking to buy your iPhone 3G, clean it up, and re-sell it to an audience of buyers aching to get their hands on your ostensibly outdated hardware. These companies both fall under the online sales tagline of “reCommerce,” or eCommerce for the reselling crowd, and they’re both offering a considerable amount of money in exchange for iPhone 3G. (more…)