Search Engine Optimization

SEO is short for search engine optimization. Search engine optimization is a methodology of strategies, techniques and tactics used to increase the amount of visitors to a website by obtaining a high-ranking placement in the search results page of a search engine (SERP) -- including Google, Bing, Yahoo and other search engines

 

 White Hat SEO

In search engine optimization (SEO) terminology, white hat SEO refers to the usage of optimization strategies, techniques and tactics that focus on a human audience opposed to search engines and completely follows search engine rules and policies.
For example, a website that is optimized for search engines, yet focuses on relevancy and organic ranking is considered to be optimized using White Hat SEO practices. Some examples of White Hat SEO techniques include using keywords and keyword analysis, backlinking, link building to improve link popularity, and writing content for human readers.
White Hat SEO is more frequently used by those who intend to make a long-term investment on their website. Also called Ethical SEO

 Black hat SEO

In search engine optimization (SEO) terminology, black hat SEO refers to the use of aggressive SEO strategies, techniques and tactics that focus only on search engines and not a human audience, and usually does not obey search engines guidelines.
Some examples of black hat SEO techniques include keyword stuffing, invisible text, doorway pages, adding unrelated keywords to the page content or page swapping