* Home How to Be a Good Parent In-Law February 19, 2014 by Norene Gonsiewski Couples frequently view their in-laws as a source of strain. I’ve also talked to parents who are stressed out and unsure how to be good in-laws to their child’s spouse. First and foremost, remember that your role as a parent-in-law is to support the success of your child’s marriage. Every action you take, every way you behave needs to be in service of helping your child leave you and cleave to their spouse. Advice for Good In-Law Relationship Don’t let your hurt feelings cause a rift.