Magellan Roadmate 2200T

I recently bought this product to help me in my work which often involves driving to meet clients and customers in unfamiliar towns/cities across the country. Being so bad with directions when asking, I bought this to a) save stress and b) save money on petrol. How accurate is it? ------------------------ You enter a postcode and can select specific streets. You can choose between shortest time and shortest distance; normally I go for shortest distance. The device tunes into an array of several satellites as can be seen from the configuration screen, and will direct you to your destination in the most direct route possible via minor streets rather ...  Read the complete review