Mainly to let employers know about your past. Because research shows that people's behavior is consistent, the so-called leopard cannot change his spots. In recent years, a resume analysis technique has emerged. Employers design and distribute a structured resume form for candidates to fill in. A good resume can reflect the applicant's personal situation more comprehensively, truly and objectively, because his own resume often exaggerates and covers up shortcomings, as well as the interviewer's personal likes and dislikes.