http://www.trackstick.ca/index.php?page=shop.product_details&category_id=6&flypage=shop.flypage&product_id=34&option=com_virtuemart&Itemid=1
So basically, it can track a person within 2.5 meter accuracy over the course of a few months, displaying all their movements on Google Earth. Kinda scary! But it might be fun to put into packages that you then mail to fake addresses. :)
When I read the price at the bottom I read the shipping first and didn't realize it was shipping. :P
I can speak for Canada when government agencies already have good enough tracking equipment.