By making a pact with these four key agreements, an individual can dramatically influence the amount of happiness they feel in their life, regardless of external circumstances.  The fourth agreement allows readers to have a better understanding of the progress made in achieving their life goals. This agreement implies the integration of the first three agreements into daily life and the full potential of exploitation.  It`s about doing what`s best to manage individually, which is different from the different situations and circumstances the individual may face. Ruiz believes that if you avoid self-judgment and do his best at every given moment, he will be able to avoid regrets.  By integrating the first three chords and giving the best of themselves in all facets of life, the individual will be able to lead a life free of sadness and self-extinction. . . . .