These days, the next best thing to sharing things through the Cloud is to use a USB Drive (AKA: Thumb Drive, Flash Drive). They are super convenient because they are USB, and they are small, easily transported. If you use a USB Drive in the computer world, it is best to format them, so they work on a PC and a Mac. This article describes how to format a Flash Drive for both platforms. It does explain how to do it using a PC, but also using a Mac.