"According to Google’s CEO in his keynote at the Internet Advertising Bureau’s Annual Leadership meeting, the growth of mobile search is much faster than desktop search.
Nowadays, it has become crucial for businesses to shift their focus to mobile as an important piece of their overall marketing campaigns that can drive substantial traffic and increase revenue.
Mobile search is one form of SE querying technique that makes use of a wireless/mobile platform or handheld device with an Internet connection, such as a smartphone or tablet. It enables search users to find mobile content on sites that are available to mobile devices on mobile networks.
With these, Google has come out and supported a mobile strategy, with free specific SEO friendly recommendations".