Search Engine Optimization

Hi all
I have been associated with mainframe programming,web development,content management system.Now i have started new things into my career like Search Engine Optimization.
It is a part of Digital Marketing and backbone of it.
We are living in era that is full of competition among various businesses. Everyone wants to come in front of public so that those could know you and your service first whether it is face to face or online.So it is needed that our service must be optimized.
Question is how to reach the people so that maximum people would know your business.
SEO and SEM both are online advertising methods.But SEO provides organic search results while SEM provides paid search results.
You must be aware of search engines results when you type something on the Google or any other search engine.
SEO tactics facilitate you to get top ranks on the search engine results.How those tactics work on results,i ll be continuing with next posts......