Customers can activate their iPhones through either ATT.com or Apple's online iTunes store.

FORBES: Magazine Article

Others select to activate their followers on Twitter and submit messages in 140 characters or less.

FORBES: Social Sports "Fan Card" Service Snags Tim Lincecum, Brett Favre And Over 1,200 Other Athletes

And users activate Glass by speaking, touching the frame, or moving their heads, according to the Times.

FORBES: 5 Ways To Use Google Glass

In another example of help from technology, a teenager can activate an app on his or her cellular phone and then put it in their vehicle's cupholder, where it will score the driver's abilities based on acceleration, cornering and braking, she said.

CNN: Fatal wrecks underscore risks for young drivers