Spyfu a online ad monitoring company claims to monitor competitor ads and keywords and provide us. Is it true according to spyfu

"SpyFu lets you see which keywords your competitors are buying and which ones they optimize their site for. Once you understand the competition, you can beat them at their own game or your can exploit their weaknesses.
We get our data directly from the source; there are no middlemen. Every month, we extract 125 million ads and search results directly..."

Anyone tried using Spyfu before, We want to give it a try and see how it really.

Imagine a real estate company in phoenix area wants to know what an other competitor in the same area spends on his online ads. They can go to spyfu buy the basic CPC keywords for their area and it will give them an insight on how much their competitor is spending on the keywords. To calculate results Spyfu uses google's ad estimator and their own collection of 2 million keywords and compare them with real competitor sites. Other major sources from where data is extracted include dmoz, Dunn&Brad Street, Hoovers, and Wikipedia.

A spending data for geico looks similar to what they did in their SEC filing. Experts predict a 80 to 90% accuracy with spyfu data,

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