Welcome to WebmasterWorld Guest from 18.104.22.168
Q. Would it be legal?
Q. Is there a free way to get the same info?
They play upon the adwords/adsense arbitrage opportunity . In order to be successful they pay pennies and try to reap $$$'s . They have normally higher than normal Click thru rates ( on a/c of good copy etc ) and are placed high by the G algo ( A flaw?).
You will find many threads on this forum regarding the hated MFA , how to block, recommendations by experts/ seniors etc...