The airline plans to extend this pricing model when it introduces the Airbus A320 jet aircraft later this year.

WSJ: Weigh More, Pay More on Samoa Air

He replied that the company preferred to make it easy to extend the data model in any way you wanted instead of trying to predict your needs.

FORBES: Why Is Salesforce.com Spurning Packaged Applications?

On June 25th, Tesco announced a deal with America's Safeway group to extend its online-grocery model into the United States.

ECONOMIST: The future of e-tailing | The

The longer a company plays defense, regardless of size, trying to extend its outdated products (and business model) the riskier that business becomes.

FORBES: Disruptors make more money, forget consistency - Groupon v Kraft

The big brands love this model and see location-based check-ins and gaming as a way to extend a brand from your screen to wherever you happen to be in real life.

FORBES: Waldo Envy: The Newest Sharing Syndrome