A feature of OSU's Google Apps suite that might be handy for student clubs / student groups -- might be especially handy in engaging off-campus students into student activities? See the video for a quick overview.
Interesting article about how you might go about incorporating a virtual international exchange (VIE) experience into an online course; has the potential to significantly impact student learning in many ways; this article focuses primarily on language courses, but it could easily be adapted to other disciplines. (One of OSU's goals is to increase the international exchange opportunities students receive - this could potentially become one component of achieving this.)