Honestly, whichever option presents itself as the best option at the time.
I really don't believe in deciding a direction like that, when you don't know the options to make it successful.
I think that is the way has been doing it so far, and it is the way he should continue doing it. Try to maintain enough flexibility so you can make a move when you need to, but otherwise, take what is out there and try to put the best team on the floor.