When you find yourself in unfamiliar territory probably the first thing you reach for is your cell phone and in most cases this cell phone is also a PDA. If you were lucky enough to carry around your PDA to the trip it might just save your day, learn how you can use your PDA to find your way out of unfamiliar territory.
You might have heard the term GPS (Global Positioning System) this system is used for navigation of boats and ships as well as by explorers. Fortunately for you if you lug around a PDA then you can install GPS software. Most GPS software also comes equip with a number of maps. You can also download a map of the area you plan on visiting.
The GPS system triangulates your co-ordinates and sets a way point on a bitmap or vector map. This allows you to see where on the map you are located and find your way out accordingly. Most GPS software for PDAs has a voice function that gives your directions audibly. A talking guide of sorts, Most GPS software for PDAs will also show you a traffic report and recommend alternate routes.