- Look at your business books.
- Choose 3 you have gained something from.
- Write down why you bought them, borrowed them or stole them from friends.
- Study them in more depth and jot down how you can use a similar method, way of writing or layout for your own topic.
This should get you started. It's always easier to say, that's interesting but I would do it a different way than have to start from scratch.
This is just one of 3 ways you'll find to generate ideas, in Writer's Little Book... with Big Ideas.