About 130 billion emails are sent a day. The average employee spends a quarter of their day on email. Whew! Given those numbers, it would serve us all well to be up to speed on email security, archiving, and organizing. That’s where Inc.com’s Complete Guide to Email comes in handy. From how to spot and avoid email scams, to the best email software applications, this guide is full of useful tips to help you keep yourself afloat in a world of information overload.