Tell me the best way to choose keywords for my site?

what points should be kept in mind while choosing keywords for a site and what tool should i use

 

for keyword research google adwords is the best tool. KEI = p2/c

 

you can choose keywords through google adwards,its the best keyword selection tool

 

Choose your keywords from Google Adwords tool.

 

Hi!
Everybody has already said here that the best tools for the selections of keywords is Google AdWords.
Choose the word with medium search volume(exact), and low competition.
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also use google search for the word population.

 

Avoid to choose Single word terms because they're too competitive. Every one is talking about Google Adwords tool which is the best free tool, You can also try- Keyworddiscovery............