not getting lost in the scrub

[Vicki Powys <>]

Vicki wrote:

>> I did once think of inventing a
>> remote-operated gadget that would automatically beep the car horn from, say,
>> within half to 1 km distant (any good gadget-inventors out there?)

Anne replied:

> What about a pair of mobile phones- one in the car and one on your person,
> to dial the other with?

Vicki responds:

Neat idea, but this would only work if you already had a paid-up mobile
plan, and if you were geographically within mobile coverage range, and most
of Australia isn't.  There must be something else cheap and simple?  Any
more good ideas anyone?

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