New in Megaphone 4.0, with a single click, users can enable Protected Mode to help prevent users from tampering with poll results and cheating at quizzes.
When a poll or quiz is protected, viewers will be asked to log into Facebook before voting or answering questions:
Protected Mode is available for both realtime broadcast polls and Megaphone Web Polls.
Note that when you want to maximize participation, or if you'd rather not require Facebook log in, simply turn off protected mode. We leave it up to you—it's only a mouse click away!