Today’s infographic round-up explores how Google AdWords work, the differences and similarities between Google and Facebook when it comes to security and privacy, and how different airlines use Twitter.
View more daily infographic round-ups here.
How Google AdWords work:
![What is Google AdWords? [ infographic ]](http://www.wordstream.com/images/what-is-google-adwords.jpg)
© 2011 WordStream – a certified AdWords partner.
Google vs. Facebook (privacy and security):
Infographic by Veracode Application Security
Eezer put out its Airlines Monthly Twitter report:
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