Get ready because here comes another great 50% off deal in the BlackberryOS store! For one day only we have 10 hot applications for your Blackberry device. We have SmrtGuard, Air Traffic Control which in my books is one of the best BlackBerry games! MeterBerry, which is in the top 5 apps you must have! Advanced Call Manager Blackberry, Empower Work Folders, Task Master, e-Mobile Weather, IM+ for Skype, Windows 7 theme and VR+ are all going to be 50% off come December 17th! SmrtGuard for a yearly subscription is $44.99 but on December 17th you can get it for $22.50! Make sure you write this date down so you do not miss it! You can view the Mobile Heist in the BlackberryOS Store now, but the 50% off will not be added until December 17th. So make sure you bookmark the page.