There isn’t a handbook for this.  Being flexible and open to learning, adjusting, and growing up is part of a long-term relationship between parents and their children. How do you continue parenting throughout the life spectrum? I suggest you reestablish inter-generational relationships in these 3 ways: Establishing a Lifelong Interdependence Appreciation for one another as adult people Forgiveness I follow the first interview that lasts 1 hr. on “What Parent Handbooks Don’t Tell You” on Dec. 12, 2013 on the Matt Townsend show. After that topic, Matt and I talk about parenting adult children. Listen now. http://www.byuradio.org/episode/5981b984-cd75-4709-9360-fe66e9242900/the-matt-townsend-show-what-parent-handbooks-don-t-tell-you