[Kasey]

Adding to what others have said, bring some little snacks like cheerios or crackers (ask permission though before feeding them).
Write down all the questions you want to ask the director or physician at the baby home ahead of time, so you are prepared, that way you don't have to think on your feet when you are emotional.
Our IA doc sent us with a chart regarding development per age group, it should normal, acceptable delays and red flags.
Take it slow and don't expect alot out of the child, we saw a big difference the 3rd visit from the 1st one.