KEI stands for Keyword Effectiveness Index and is important for the SEO in fact, keyword in itself is crucial for website optimisation. KEI is a formula to find which keywords are popular and how much. KEI is generally used by all SEO company to target the correct keywords. To use it for your best gains it is necessary to know the Meaning of KEI and its Use for Better SEO.


It is known to all SEO Consultants keywords are the words used by Internet users to find you. If you are a SEO services provider than your customers will use the keyword SEO services provider to find you on the Internet. Hence it is essential that you optimize your site for SEO services provider keyword.

However it is not necessary that all will use the same “SEO services provider” keyword to find you on the Internet. Some might use “SEO Company” or “SEO consultant” to find you. How will you know how many people are using which keyword to find you? Simple use the KEI formula:

KEI = (Number of Monthly Keyword Searches)^2 / (Competing Pages).

It is sometimes not only difficult but impossible to rank higher for a keyword with millions of results. Hence it is important to target some other meaningful keyword with fewer results on the SERP. From the SEO point of view KEI assists you to find which keyword should be optimized for best results.  

You can prepare a list of such easy to rank keywords using the KEI formula. Use the keywords throughout your site but make sure they should be used in proper proportion and not over used or else it will result in spamming.

The best way to promote site online is through articles. They should be informative and nicely written with the right keywords in place. Use anchor text at least once in the article, it will enhance the ranking. Lastly publish article online through free article directories and you will see good results for your efforts.