google ads plus+
Ways #1o
Display placement exclusion
oxedent.com
Ways #09
Know where your competitors are located
Ways #08
Monitor invalid clicks %
Ways #07
Monitor bounce rate on Google Analytics
Ways #06
Install user session recording tool on your site
Ways #05
Set max frequency cap on display campaigns
Ways #04
Use click fraud detection software
Ways #03
Use click fraud prevention tool software
Ways #02
Only target high-value sites
Ways #01
Observe User Behavior