Pros:

• Provides entrepreneurs with a way to monetize their mobile app.
• More effective than only using Google adsense.
• Fantastic way for app creators to earn.
• Admob provides important stats to help you optimize the ads you show.

Cons:

• You need to own an app to use the Admob service.
• This hunt makes this product appears to be for content creators, but it's actually for the app owners.