permitted to fly along with police ambulance and military aircraft what that means for corporate travel is that the use of midway is shut down . private aircraft must locate for that weekend somewhere else . those using private planes out of these executive airports need to plan ahead . pilots have to be more vigilant about the timing of davis choose to fly and coordination with schedules and accommodation for the needs of clients flight restrictions have become a way of life for aviation and corporate aviation we ve got used to this our association however is concerned about the impact it has on small businesses underneath these temporary spot flight restrictions pilots here say that violations are rare and there would have to be very flatlanflagrant. you ll still get your mail deliveries during the nato summit but there may be a few changes for people living near downtown. all post offices will remain open during the meetings. but some street mail boxes around downt