The following threads have information regarding problems with that product:
http://www.lxforums.com/board/showth...ht=magic+touch
http://www.lxforums.com/board/showth...ht=magic+touch
Basically, the product isn't ready for the mainstream yet.
http://www.lxforums.com/board/showth...ht=magic+touch
I suggest having your door handles shaved completely with metal and welded. If your shop doesn't know how to do this task, then find a new shop. You will be using electronic solonoids to unlock and pop your doors open from your alarm. Any alarm can handle this functionality.