Invalid sources:
Autosurf programs
Rotator-advertising services
No referrer / direct visits
Hidden iframes
Visits behind a proxy
Visits behind a VPN
PTP programs
Mobile traffic
Fake referrer traffic
Non-traceable traffic
More than 5 occurences/source/IP/day
Any visit which doesn't meet the minimum screen size (1024x600) or browser/frame size (850x450) requirements
No use link PTP in:
10khits.com
247autohits.com
ads2rotate.com
ads4rotate.com
adsmodern.com
adyou.me
adzbux.com
adzskip.com
airforcehits.com
alexamaster.com
alexasurfing.com
all2rotate.com
automoneysurf.com
autosurfmaisvisitas.com
autosurfmaisvisitas.com.br
autosurfmax.com
autowebsurf.com
bestptp.fr
bighits4u.com
bitssurfer.com
bitsurf.us
blog.ads4rotate.com
buxinside.com
buxxter.net
dimondclix.com
e-cik.com
earnclix.us
easyhits4u.net
easyhits4u.us
easyrotator.net
easysplashbuilder.net
ebesucher.com
ebesucher.ru
epicbux.com
epicclix.com
etrafficsurge.net
exc.10khits.com
explosivetraffic.net
followfast.com
followlike.net
freerotator.com
freetraf.ru
globalrotator.com
google.com
hit-shack.com
hit4hit.org
hitleap.com
hitlink.com
hitshero.com
infinitytrafficboost.com
instapopsurf.com
kingkongads.com
likesplanet.com
linkcollider.com
mahansurf.com
manyhit.com
myadrotator.com
noclick.ru
northclicks.com
otohits.net
pagerankcafe.com
pay2rotate.com
pay4task.online
planetclix.net
rotarytraffic.com
rotate4ads.com
rotate4all.com
rotate4all.in
rotate4all.tk
rotate4trueque.com
rotatemyads.net
rotatemysite.com
rotatortraffic.com
rubserf.ru
sejfik.com
seo-fast.ru
seo-surf.ru
sites2rotate.com
sitexplosion.com
socpublic.com
spinmysite.com
surf.bestptp.fr
surfwithmoney.com
t.co
thebestlolvideos.club
tinyurl.com
traffic2bitcoin.com
trafficadbar.com
trafficblaster.co
trafficreturn.com
visitasgratis.es
visitaspirata.com
vk.com
websyndic.com
wmrfast.com
yahoo.com