KINDS OF SEARCH ENGINE OPTIMIZATION METHOD

SEO (Search Engine Optimization) is the most important part to improve your site on search result and get high traffic in your site. Basically maximum of us do SEO for only Google because google is the #1 search engine in the web now. But there is also some search engine available those are popular on their time like, Yahoo, Bing, Aol, etc. And now it time of GOOGLE.There are three type of SEO technique. These are permanent technique and will not change in future.
1. White Hat Method: It is the most recommended SEO method. When you do SEO by following search engine rule than we can say it White hat method. It works slowly but sure to get a good result.  Adding own article, Avoid copy-paste, Use natural link building, Social media share, Avoid spamming is the basic part of white hat method.
2. Black Hat Method:  This method is not recommended from search engine. Black hat SEO is a technique which is the opposite of white hat SEO. Keyword stuffing, Doorway and cloaked pages, Make Spamming  Comment on unrelated site, Use software for quick back link, Paid link and more are a part of Black hat SEO. This method uses to get huge traffic in a short time. But if google find your website suspect activities than you will be banned from search engine.
3. Grey hat Method: Grey hat is between White and Black hat method. Its combined with above two method. This technique is a technique that uses Black hat method to achieve results white hat method. A proper knowledge of grey hat method could be a good way to get high traffic without any bad result. it's basically all about balance between risk and reward.

For long term SEO and good ranking on Google I can say you that use search engine recommended seo method. So White Hat Method is the best seo practice to get a good result.