Reno Police Department says LoJack and OnStar are the most common tracking devices used in vehicles by law enforcement.

Etsy sellers don't have to give you tracking information. Etsy will always tell you when the order is shipped, but you won't necessarily be given a tracking number to view its shipping progress.

While the practice is a common courtesy, eBay sellers are not required to send their buyers tracking information. Sellers do have to state the number of days it will take them to process an order ...