Outcomes – you need briefly to describe what outcomes are to be achieved.
Thinkahead – you should know what will come next in the discussion.
Steps – the discussion is in your hands; keep it under control.
The DOTS framework is a useful aid, offering guidance on how to approach discussions. Of course, there are other important factors too: showing respect to subordinates, appropriate body language, honed listening skills and understanding and valuing different personality types, including how they communicate.