SEO is a short form for Search Engine Optimization. It describes a series of technique which improve the visibility of a website in SERP. The aim of such optimization is to rank as extremely as possible for a confident search query. Naturally, this is easier said than done.
SEO technique can be divided into two parts: white-hat SEO Techniques search engines recommend as part of good. They are careful safe and produce long term outcome.
Black-hat SEO on the other hand, uses techniques that are disapproved of by the search engines. Websites that utilize these techniques can suffer a ranking consequence; worst case scenario being complete removal from the index. For some examples of black-hat SEO, take a look at Design Hammer’s 17 Black Hat SEO Techniques to Avoid.
When we talk about SEO we usually refer to Google as a search tank engine. After all, Google has a market share of 91%, making it the most important search engine. But the techniques we’ll be discuss are just applicable for Bing and Yahoo as well.