The nice thing about GPS units is that you do not have to have them custom installed into your vehicle. Sometimes when you buy a new car it comes with its own navigational system. But to add that to a new car would be costly.After delving into some of the more advanced features of GPS as you use it in your daily life. You will definitely notice the “little things” that it does beyond what you’d expected upon purchase. For instance let’s say you went on a night on the town during the weekend and slept in, waking up up later than you usually wak up.You find yourself having less time to get to work or you will wind up being late. What happens? Well turn on your GPS and allow it give you advice on how to get to your destination in the allotted time. Even though you’ve traveled the same path to work day in and day out, a GPS unit will be flexible enough to give you a broader range of ideas to get from point A to point B, often saving you much more time in the process than normally possible.You will definitely never stop using GPS once you’ve given it a shot.