Article written by TravelAndHolidaying Planning a retreat out of state involves foresight to plot out every point in your itinerary. Moving a group of people from one place to another, without losing anyone, gets trickier the less coordinated the trip actually is. If you don’t want to start your retreat off on the wrong foot, you’ll need some tips to help book a shuttle bus, airline flights and plan booking accommodations. Road Trips A charter bus can get your group across state lines, and may be cheaper than paying air fare depending