One need to choose those keywords that are
frequently searched for and which is in high demand, but not being already used
by many other websites and competitors, and thus has low competition. There are
a number of keyword research tools that can help you find them.
Apart from the Wordtracker which was
already discussed in an other article, we have some more equally important
research tools like the Overture, Google AdWords Keyword and Guidebeam.