This is absolutely correct. Of course, spreading thinly is an invitation to the next player to attack one of these areas to obtain a card and prevent you from getting a continent bonus.
Note that you cannot do a reenforcement move in the middle of your turn. Judging by the way you described your attack moves, it seems that you got that.
Note that you cannot do a reenforcement move in the middle of your turn. Judging by the way you described your attack moves, it seems that you got that.