"Gursajan Singh" <(E-Mail Removed)> wrote in
message news:(E-Mail Removed)...
>
> I'm wanting to buy a sat nav but before i do i have a question.
>
> Lets say I have entered a postcode into the sat nav to take me
> somewhere but on the way I discover a road is closed. Does the sat nav
> take this into account? is it able to take this into account and then
> re-direct me?
> --
> Gursajan Singh
As others have said, TomTom will do everything you require.
Just to expand on how basic sat nav works, once you have set the destination
you can preview the route and accept it. Alternatively you can click
"calculate an alternative" or "add via locations" to define a specific
route. (There are also other ways of planning more complex routes in
advance.)
You can also choose the most suitable type of route e.g. avoiding motorways
or toll charges. I personally avoid selecting the "shortest route" because
it can take you up farm tracks and off by-passes to shortcut through
villages etc.
Once you are driving the sat nav will provide visual and spoken instructions
to follow the planned route but you can ignore these directions at any point
in order to avoid an obstruction or just to go a different way. The sat nav
will very rapidly (usually within a few hundred yards) recalculate another
route to your original destination. In summary, it doesn't matter where you
are, the sat nav will always find a route to your planned destination.
--
Fred
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