There are several variations of the FIRE movement. A person who lives a traditional lifestyle and saves more than the average retiree is considered fat FIRE. Essentially, lean FIRE involves extreme savings and adherence to a minimalist lifestyle, which means a much more restricted lifestyle. Followers of the Barista FIRE movement usually quit their 9-to-5 job but forge ahead with It is not uncommon for Coast FIRE followers to have a part-time job, but these proponents have enough saved for their current needs and own home the time they retire.