In the vast majority of cases, it is the husband who seeks an extramarital affair when a marriage starts having problems. By the time the wife calls on the services of a private investigator for help she has noticed some or all of the following:
1. Her husband has become emotionally distant and less effectionate.
2. He often comes home late and can't account for his time.
3. He may become verbally, physically, or emotionally abusive.
4. He makes unexpected changes in his lifestyle or habits, such as losing weight, i...