I’ve read a good bit of Fogg’s content online so there was a lot of (to me) repeated info. Didn’t read cover-to-cover, but skimmed and extracted from the parts that were useful to me. As with many nonfiction books, it takes a good point and hashes it out to the nth degree. Still, a great refresher and plenty of examples and exercises to walk you through the concepts.

Regardless of what your aspiration is, increasing your skills, getting tools and resources, and making the behavior tiny are what makes things easier to do.
If a behavior frustrates you, it will not become a habit.