A good start is reading this post on optimizing your site for mobile viewing. (lawyerist.com)
I do recommend you hop on the bandwagon and set up a mobile optimized site, but until you do it's important to turn off your ads for these devices. (blog.kissmetrics.com)
Some are mediocre and lack any search engine optimization (SEO) value, while other hospitals pay to optimize their sites so their web traffic grows significantly. (ivet360.com)