12 Take important milestones away from parents.
Taking a kid to the movies for the first time, getting the kid’s ears pierced, or planning a trip to Disneyland may seem like generous offers on the part of grandparents, but doing any of these things can earn grandma or grandpa the ire of a kid’s parents. Even if they seem minor, those milestones can be a big deal for parents, and understandably cause some friction when grandparents get to experience them first.
