The service from Microsoft named “Bing Pulse”, allows you to get live response from your audience instantly. Sign up and get started with the service is easy. More info at http://pulse.bing.com/how-it-works/
Create an Account and Get Started
You can use your Microsoft Live account or LinkedIn account or create a new one.
There are three levels after the beta phase – Silver, Gold and Platinum. See pricing detail at http://pulse.bing.com/create-a-pulse/