Keeping lists

I am so Not a List person. Even with grocery shopping, I tend to write a list and then forget to look at it. Eventually everything works out.
However, I have discovered when doing my copy edits, lists are important. For example, a master list of all named characters. I do it because once upon a time I didn't and the last person checking before it went to the printer noticed that I had named two minor secondaries the same name (this was a Viking one). Since then, I do a list. Yesterday, when I...