Once you have selected your position, in the Position Control Request, you need to:
1. Select a [Reason code](https://drive.google.com/file/d/1utKBWPYhskE6daun0hbriA91o8JLQHFv/view?usp=sharing) (that best describes the update)
2. Make your update/s (change the necessary field values)
3. Attach Documents as necessary
4. Save and submit