There are plenty of reasons to want (or need) a new smartphone or tablet. Sometimes you just want it, and other times it’s based on need. Maybe you dropped your device, or junior dunked it in the sink. No matter what the reason, there’s a new way to get a replacement device. Gazelle, a leader in the mobile device re-sale space, is introducing a Certified Pre-Owned program. Just like buying a car under the same pre-owned guise, these go through a detailed check-up before being offered to you.