You have a coupon!
Go ahead an start shopping. Once you proceed to checkout, enter the following code into the coupon field (if not already done so):
It sounds like you're looking for an academic paper, technical documentation, or research article related to a "TrackView Mod." However, "TrackView" typically refers to a specific app (TrackView - GPS & Cell Phone Tracker), and a "mod" would be an unauthorized modification of that software. Academic papers generally do not cover mods of commercial tracking apps due to legality and ethics concerns.