In order to get an estimation as to of the real value a keyword or keyword phrase as it relates to your web site, it is important to compare it with the average competition and average popularity of your chosen keywords. This will help you arrive at an estimation which will give a result that is understandable. This site will provide you with a template for Free which shows KEY, or Keyword Effectiveness Rank for 25 Keywords or keyword phrases with a result shown in percentages. A keyword with a KER equal to or great than a value of 400% is a very good keyword. Keywords with a KER of 100% are average keywords. The KER calculation is relative. It gives a rank based on the keywords you have chosen. In one set of keywords the KER can be high, while in an other set of keywords, the KER for the same word can be low. This makes perfect sense because a keyword can be important for one web site and be totally meaningless for another web site. Keyword Effectiveness Rank (KER) for 25 Phrases. The Keyword Effectiveness Rank or KER helps to determine which keywords are most effective.