There are going to be times when you are dealing with NPCs that aren't major characters in the story. To make my job easier I will let you decide how to roleplay these minor NPCs. Of course if you ask them a question that pertains to the story I will gladly give you a response.
Yes this does seem to pose quite a problem doesn't it? Well there is a solution to keeping up with the constant flow of things. On all threads there is a drop-down menu for thread options. Click on "subscribe to this thread" and choose a form of email notification. I personally use a daily notification so I'm not bombarded by emails.