i was read so much DP members post and found that can estimate adsense paying at 1-spyfu.com 2-google.keyword tool is that the advertiser beside the keywords effect adsense paying ?!?! sometimes i found that the keywords is really nice price at spyfu.com but the advertiser barely at google when i type the keywords, this make me worry is that estimate accurate for the niche ?!? thanks for any opinion ...