Just Call Me Mom Practical Steps to Becoming a Better Mother-in-law. Using real life anecdotes gathered from 500 questionnaires, Mary brings understanding on what makes relationships work. As a mother-in-law to three daughters-in-law and one son-in-law, Mary has insights and experiences into this challenging relationship. By combining God's wisdom with down to earth common sense, generously sprinkled with love, families can blend the desire of mother to maintain meaningful relationships with her grown children and the young couples' desire to establish separate family identities.