Opening a Chick-fil-A Franchise Is Really Cheap—and Running One Is Super Pricey

Hung Nguyen: This post originally appeared on Business Insider.

Chick-fil-A is among the most successful fast-food chains in the U.S., and it's also one of the cheapest to open.

The company grew by $700 million to achieve $5.8 billion in sales in 2014, making it larger than every pizza brand in the country, according toQSR magazine.

Chick-fil-A is now the eighth-largest fast-food chain in the U.S. by sales, and it generates more revenue per restaurant than any other chain nationally, ac