What is the best strategy to make at least 4 figure income from google adsense?

@spol555 (101)
Pakistan
February 18, 2007 2:37pm CST
Google adsense is all the rage and everyone is after making the most of his adsense campaigns.how can we make at least at least 4 figure income from adsense?How many websites we need to acheive our target? What would be the best plan to follow in this regard?
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