Yes, TomTom GPS system are very reliable navigation systems. And a good professional can indeed fix it if anything goes wrong.
I would say yes that you probably do need a TomTom receiver with every TomTom GPS, however to be sure i would maybe go to the TomTom's website and see what it says.
You would be able to purchase tomtom GPS antennas at radio shack, best buy, target and other electronic stores. You may also be able to find a tomtom GPS antenna at www.amazon.com/tomtom
TomTom's population is 3,500.
Yes the tomtom bracket is lockable. Once one determines the posisition they would like the bracket, one can simply "lock" it into place.
The TomTom should have a model number on it and when you do buy a screen protector you should be able to look on the box to see if it is compatable with the TomTom that you have.
The TomTom was invented in the year 1991. The TomTom is a very popular navigation system used in cars worldwide.
Not at this time, tomtom navigation system is for road navigation only! It is possible to use certain tomtom devices for boating navigation but i wouldn't rely on it, in EMERGENCY SITUATIONS ONLY, and you would have to prepare the charts yourself, alot of work!
Right now, Walmart appears to have a pretty cheap tomtom gps: http://www.walmart.com/ip/TomTom-XL-350-4.3-Portable-GPS-Refurbished/15185477?sourceid=1500000000000003142050&ci_src=14110944&ci_sku=15185477
tomtom is the best GPS brand. tomtom is pretty dam strong and is stronger than most other GPS's out there
The TomTom One was not the first GPS system that TomTom made. According to Wikipedia, the first system they released was the TomTom Navigator in 2002. After that, they made Version 2 of this same system the following year. Here is a link with more information on this. http://en.wikipedia.org/wiki/TomTom
The tomtom gps is a rugged model that is waterproof and is made to fit motorcycles and scooters. It also has a device that tells you instructions in your helmet as well.
For the TomTom GO 300 there's built-in bluetooth