Mastery SEO or Search Engine Optimization, has become a critical part of online business owners. With the increasing number of users of search engines like Google to get information, SEO is becoming increasingly important role. In building a website, you must pay attention to those things in addition to search engine optimization.
You don't necessarily need to optimize your site to have good rankings with google you can use other search engines also. Google is just popular because it is the most used search engine and there is alot of info on the net about how google ranks sites.
Since you from SEO company then i believe you do know more than us. Google is the largest browser usage in the world. So everyone is focus SEO in google rather than waste on time in yahoo and bing.
Oh, great , your question says that you are very new to SEO and know nothing about it and in your signature links you are promoting your self as SEO Expert. Funny..... (or trying to spam the forum?)