New meeting technology

In past business downturns the meetings business has been one of the last "cuts" in the corporate budget, and one of the first to recover.  Effective employee and customer communication can take advantage of  new technology. Requests for live video broadcasts via satellite or webcast are picking up.

Much of the talk is about interactivity.  Clients recognize their audiences are  sophisticated media consumers.  Good production value is the beginning.

Interactive tools like voting (using keypads or on screen), call in Q&A, texting or chat inhance the assurance your audience is paying attention.

What are your most successful interactivity techniques for broadcasts?