After he wrote to more philosophical books (Thankyou economy & crush it) with Jab,Jab,Jab,Right Hook Gary provided actual cases to learn from. Use them as role models and learn directly from it.
Attention: It could be that his experiences about what is a successful post doesn't exactly fit with your experiences after you have used his tips. That's because you are targeting your individual audience, right? So, to be successful you have to take care of the context between you, your content, your audience and its actual interests. But this is something Gary also writes about. So, you don't just learn something about social media maneuvers but also about first-line communication between humans in the digital world.