I'm sure I thought I wrote it, but I didn't.... Christy - we open the door after she has gone to sleep too. But there is another sliding door that we dont open into the main living area for noise reasons. The airflow comes into her room from the other part of the house. All very complicated!

Lucy - tough love sounds like good advice, but like you say - how can you tell a kid they can't have a glass of water!! Sounds lie success for you though! Well done!
And I hear you on daylight savings - even if the respite is only a month or so, I'm looking forward to a little bit of dark (and not so many birds squawking) first thing in the morning!!