Okay, so I have been reading some of your other blog entries here and you've written both about how to convert street addresses into map data coordinates (see convert street map addresses into latitude and longitude) and how to import Keystone map data (KML) files into Google Maps (see Import KML data files into Google Maps). My question lies in the middle: how do I take lat/long data and create a KML data file?...

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We hired a company to produce a Google Maps data file so we could produce a custom map of all our business office locations across the United States and they supplied us with a XML data file. I have no idea what to do next. Help!...

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