My preschooler was potty trained at 2 years old, and while it was pretty easy to get her potty trained once she was ready, I can't say that night time was just as easy. She slept in training pants for about 6 months, which is the point where she woke up dry every night and I was daring enough to leave her in underwear. Just recently, she started having accidents at night, which aren't frequent but enough to make me want to take precautionary ...