For finding any low competition keyword what should I do and how should I know that the particular keyword has low competition? I know that some websites come like about.com, wikipedia, it means the competition is high, m i right? Tell me some other factors so that I can easily know the competition of the keyword. If i don't care domain age and the resulting first 10 sites. are subpages then what does it indicate? Please suggest some factors so that I can know the competition of a keywords.
Use the google keyword tool. It shows the monthly searches and advertising competition. I don't understand the rest of the post.