Combining two families under one roof can be hard at the best of times.
Whether a couple are both bringing kids from a previous marriage together, or someone is becoming a step parent having never had kids before.
But what happens when there are disagreements between the couple? What if a step parents thinks their stepchild should move out when he turns 18?
LISTEN ABOVE

John Cowan: Teaching your kids to drive
35:27

Dougal Sutherland: Does telling your kids to 'be yourself' just lead to bullying?
35:52

Sara Chatwin: Psychologist chats parents' sideline behaviour
36:41