Keywords is very important to make a website or blog visible in the search engine. It doesn't matter on which page your web will appear, at least your web is reachable. Having a web or blog without a good keywords will make it drown in the ocean of information. People cannot see you at any level of the sea...it is very tragic.

So start giving a good keyword to your web or blogs by downloading free software like this :-
http://www.goodkeywords.com/products/gkw/#download

This useful software have 3 important functions.

1) Keyword Search Suggestions & Related Terms
Good Keywords is for finding the common words people usually search for.

2)Site Popularity
The Site Popularity Meter in Good Keywords is based on the Alexa (alexa.com) service.

3)Link Popularity
The Link Popularity Meter displays the number of web sites that link to your site.

i've tried this software and it works just fine and very useful. Two thumbs up plus my toe up.