You are downloading the TrackingSystem XAP file v18.104.22.168 for Windows Phone. TrackingSystem is a free and useful Productivity app: Track down all your packages which are being delivered by the shipping companies.Currently included DHL and progressing Blue Dart , India Post and ... You can now download the offline XAP file to install & try it.
Download Locations for TrackingSystem 22.214.171.124 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline TrackingSystem XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.