Clouds in the sky typically make for better photos compared to a clear blue sky, but sometimes a thick layer of dust and haze do the trick as well. Unfortunately, it certainly doesn't help with the night flying.
Every day the people at the post office work hard sorting through all the mail that comes in. Today they said there were 8 of these boxes to go through. I asked what it was like during Christmas and they just rolled their eyes! Up to 30 of these boxes a day!
He was trying to explain something very important to me but I don't recall what it was... I was too busy taking photos.