1. Start with the daily log
2. Move into a weekly spread or a master task list.
3. Expand your practice to monthly layouts
4. Use a Simple Habit Tracker.
5. Consistency Creates Confidence

Came across this article while looking up some tips for starting bullet journal. This is pretty close to how I started, only with dailies, and then added other stuff over time.

Can be helpful for someone who is feeling overwhelmed with starting a bullet journal. You can just leave couple of pages on start empty, and start with daily log, and then fill in the other parts later, once you are used to it.