Tutorial: Internet Tethering on Your BlackBerry PlayBook
BlackBerry PlayBook 101: How to tether your BlackBerry PlayBook to a mobile device that has a tethering plan (does not have to be a BlackBerrry Smartphone!)
Without having the 4G version of the BlackBerry PlayBook at launch (and if iPad stats prove true for the PlayBook the majority will opt for WiFi-only versions anyway), most users will be looking for a way to connect to the internet when away from WiFi. For that, you simply need to connect your mobile device to the PlayBook tablet via Bluetooth. I’ve noticed a bit of a misconception going around that people think it has to be a BlackBerry Smartphone you tether to, but as RIM has relayed to us the whole time that is not the case.