Setting rules and boundaries for kids is a critical part of a young child's life. Having a healthy love for your kids sometimes means to set rules and here are some ways to let your kids know you mean business by the rules you set. When you say “no” to them, explain why you are saying “no”. Get to there level by squatting down and explaining what you mean. Parents who have stable household rules for their children are more likely to develop the skills they need later in life.
Another good tip is to teach your child self control. A good idea is to get your child involved with things to get them away from their self-centeredness. For example, do something that will show them how to help others. Just by being involved in your child's life can do so much for them. It is important for the kid to know that the parent is serious. My advice is to set rules and stick to them no matter what.