I’m using this powerful Hi-Tech Tool for Effective Meetings: the cover of a carton box with this sentence
FOR A BETTER (and FASTER) MEETING PLEASE SHUT DOWN YOUR PC AND PUT HERE YOUR SMARTPHONE
And it works so far 🙂
If you want more info on effective meetings choose from the list here. And I would love to know: which are your Hi-Tech 🙂 Tools for Effective Meetings?