Yesterday's Guarantees - Today's Insecurities. Marital Relationships: The Long and Short of It. Divorce: When Waiting Until Death Do Us Part Becomes Too Long. Widowhood: When Loss Seems Overwhelming. Career Changes. Cohabitation, the Challenges of an Alternative Lifestyle. Single Parenthood. Health-related Issues Requiring Changes. Care-taking Responsibilities: Putting One's Own Life on Hold. Retirement: A Diverse Menu of Options. Geographical and Cultural Relocations.