Don't be a bottleneck. If a matter is not a decision for the President or you, delegate it. Force responsibility down and out. Find problem areas, add structure and delegate. The pressure is to do the reverse. Resist it. ↗
Leave the President's family business to him. You will have plenty to do without trying to manage the First Family. They are likely to do fine without your help. ↗
Many people around the President have sizeable egos before entering government, some with good reason. Their new positions will do little to moderate their egos. ↗