When to Start: Elmo

When to Potty Train?

I have a 16 month old son who is still in diapers. Some of my family members have encouraged me to start potty training. Some say they have done so and by 17 months, their toddlers were out of diapers. My MIL told me to not even think about it til he is 3 years old. I have a potty for him and I tell him occasionally to sit there if he needs to go potty. He does go and sit there sometimes but not all the time. He sits on it with his pants and diapers on, it's more like I am trying to get him to understand what the potty is for. So I...