Well, first of all you'll need hardware capable of receiving GPS data. Then you'll need to write some code to get this data. Finally, you need to learn how to say please; my first temptation was just to write "no". I don't work for you and you aren't a client, so I don't take well to orders from you.
*pre-emptive celebratory nipple tassle jiggle* - Sean Ewington
"Mind bleach! Send me mind bleach!" - Nagy Vilmos
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