This means that advertisers could do things like automatically create scores of ad campaigns and test different ads on LinkedIn, or quickly change spending across LinkedIn and other social media outlets in real-time, LinkedIn says.

FORBES: LinkedIn Targets Ad Growth With New Ads API

What advertising campaigns do you want to test?

FORBES: Visualizing Next Steps

Two out of three people pass the test, but it's harder to gain access to more campaigns.

FORBES: Magazine Article

The first test will be next--the election next year for the school board and challengers are already mounting campaigns against four conservative board members who are running.

NPR: Intelligent Design in American Classrooms