Google +1 is a social initiative of Google to differentiate between high quality content and low quality content. It is very similar to Facebook Like even it follows the same trend but it is used in a different manner. It boosts a website’s search engine ranking to increase approaches to mass. Google +1 goes one step further than Facebook Like and serves personalized content rather than every piece of information.
In recent couple of months +1 has emerged as new but important ranking factor only to decide website’s quality. Having more +1 can grow a website on top places in Google search results and you have experienced this too during you search something on Google. In other words having more plus 1 is sure guarantee to get higher search result ranking.