Overall, the GPZ is an awesome tool and I have been extremely happy with it since I purchased one about 6 months ago.  But I thought I would gather what things people wish would be included as a future option/improvement such as software upgrades/gps options ... etc.   Maybe I will forward the link to their marketing department (since I hear engineers are so difficult to work with ;p) Please list only your top 3 wishes for improvement/options/upgrades in order of priority ...  if they are t