This article will outline tips for limit setting with your toddler or preschooler. Although I will use sleep in some of the examples, the tips can be used outside of sleep, too. Because my first son is very persistent, I have had to learn early ways to set limits. In general, the most important thing you can do is focus on the positive things your toddler or preschooler does. Always give positive reinforcement about what he is doing RIGHT to encourage repeat behavior. Sticker charts are good