Les works long hours. As in, he's gone from home for approximately 14 hours a day during the week. This means that he often won't see his daughters until the weekend, other than a few minutes here and there (which the exception of this week, where he has somehow managed to get home at a reasonable hour a few times).
One of the 'rules' he put into place now that Joelle is in school is that she is supposed to write down one thing she did that day so he can read it when he gets home.
I admit that I am not very good at remembering to get her to do this every night before bed, but every once in awhile she leaves a little gem like this for her Daddy: