[cflsystems]

The dropdown can show names associated with the userid, it just have to be queried that way.
How do you want to auto fill out an affiliate for a customer? That means you have to have customer-affiliate connection and to allow for multiple of both as one cusotmer can have multiple affiliates they hear things from and same applies to affiiliates -they can have multiple cusotmers... This will require a whole new logic to be coded form scratch for something like this to work...