* The article talks about how the Denver Broncos, a big NFL team, had a marketing problem. This is like a puzzle that businesses need to solve.
* It also mentions that business school applicants need to be good at solving these kinds of problems, like the Broncos did, to show they are smart and can think well.
* The article gives examples of how companies use "case studies" to show how they solved problems and helped their customers, which is a way to learn about business.