This weekend I fulfilled a birthday promise to my 12 year old daughter. I hosted a sleepover for 10 of her friends at our beach house. Here’s what I learned: 1- No matter how much work and coordination I put into preparing the activity, my daughter didn’t thank me for any of it so I might as well have simplified my life. It’s not that my child is ungrateful or spoiled (though it really makes me wonder and question if I need to start making her earn everything more), they just don’t have the maturity or understanding to know how much goes into planning and coordinating something like this. So…