How to maintain Keyword Ranking
 

Keywords are very important in the SEO. To get keyword on rank in search engine, we are going for link building techniques like blogs, article, press release and many others. But, can you tell me that when keywords are on good rank then how we can maintain that keyword rank? What is the best practice to maintain that keyword on rank?

See,Improving as well as maintaining keyword ranking is totally Research oriented task. Just you can do one thing, Try some tools like Google ad words to analyze the variations and keep taking required actions according to that.

Re:
 

For maintaining keyword ranking, You just need to built daily quality back links for your site with your related keyword. This is the only way to hang on with your keyword ranking.

How much back links needed to brought our site on 1st page of google. is there any standard?

Keep doing on link building for maintaining your keywords ranking.

You have to keep going. Never stop. Otherwise your competition will pass you!

The best practice is to have a popular website that people like and refer in other websites, posting links to it. These links will be organic and they will help a lot.

Re:
 

You have to built consistent quality back links with your targeted anchor text for being on top position.

To maintain ranking, fresh backlinks by forum posting,article writing and press release is important to maintain ranking over search engines.

To maintain the keyword ranking of your site you should never stop building back links in order to gain more traffic and your keywords appear on the first page of Google.