POI's and MapSource

 

Is it possible to upload the custom pois from my zumo to mapsource and see them on mapsource? If so...how?

MapSource & POIs

If you convert the POI to a GPX file you should be able to load it into MapSource

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Anytime you have a 50-50 chance of getting something right, there's a 90% probability you'll get it wrong.

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And here are some software options.

http://www.poi-factory.com/node/6678