The authors wrote the book in the early 1990s. How would it be written differently today?

The authors paint a very positive picture of volunteering. What downsides to volunteering are there that the book did not mention (other than not being paid for work)?

Would everybody be able to use this financial independence program, or just certain people? Why or why not?

Is the authors' definition of financial independence the "best" one? Why or why not?

What advantages of being frugal are there that the authors do not point out?

Would this financial independence program work as well now as it did when the book was written? Why or why not?

What are some barriers to becoming financially independent that the book does not mention?

What are some ways to maximize income that the book does not mention?

How would someone approach using this...