GPS: Don't Get Detoured

As you read reviews and guides on GPS products, here are a few tips to make sure that you will get maximum benefit from it. For one thing, only buy GPS from companies that regularly update their software and maps.
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The whole point of GPS is to help navigation become an easier task, therefore if the data and maps are not updated regularly and easily, then everything becomes a moot point. In general these updates should be free when you buy the GPS unit.
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It would be great if there were automatic reminders that updates are available so you don't need to manually check every now and then.

Another area of consideration before you buy a GPS product, is it's level of customizability. You do not want to get something that doesn't allow you to configure the settings and such to your likings. Usually a global positioning systems unit will not work 100 percent the way you would like for it to work for you, therefore configurations will be inevitable.
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The ability to instantiate revisions on the go is helpful as you may need to make changes to your route from time to time. Having a detour mode is also a very beneficial component to the overall package.