Proprietary Software
              
             Advantages
              
             Proprietary software has three advantages over Open-source software. 
             First, most of proprietary  software is very user friendly for those people that are computer illiterate
             Second, normally proprietary software receives allot of  updates fixing spyware problems.
             Third, bugs in software gets fixed with regular updates
              
              
             Disadvantages
             Proprietary software has two disadvantages over Open-source software.
             First, the code for proprietary software is generally kept secret and can't be changed by the user.
             
             Second, a user purchases only the compiled version of proprietary  software and has no choice but to use the software as it is.