While the Theory of Constraints (ToC) made its first big splash in the manufacturing world, it has application in every business.
This classic business parable introduces a cast of characters learning the hard way how to apply ToC. There are two excellent follow-on titles as well: It's Not Luck which applies ToC to marketing, and Critical Chain which introduces the application of ToC to project management.
If you're more into IT and DevOps, have a look at The Phoenix Project which is essentially a "parallel" work to The Goal, but centered around Information Technology.