Website owners looking for their visitors to interact with your content can use this new and start and service by www.webrootindia.com The API allows pretty much any developer to implement the service on their website quite easily. Developers can integrate this service to theirs without worrying to pay much for it, as it is nearly free.
www.webrootindia.com features operate via an SMS code used for sending & receiving messages to website users. Although there is a small issue, US carriers tend to refuse differentiation between ins and outs, so mobile phone users might have a problem there.