Every marketing email has to have one purpose, and Jon Leuty repeats that until it lands. He builds several posts around it, from what you need to settle before writing a word to the steps that get somebody to act at the end, and the discipline shows in how short his own arguments run.
Its numbered series on social media forms the spine of the blog. Relationships arrive before sales do. The work is done with people rather than at them. The behaviour is social before it is anything else, and if you never measure or adapt you are simply performing.
He also wrote the case against his own company, and a piece on the deception built into home business marketing generally, which is unusual for somebody promoting one.
Procrastination gets a step by step treatment that names it as a thief of years rather than of afternoons.
Read the social media principles in order. Then read the case against, because knowing what he concedes tells you how much to trust the rest.