Upgrading database and users from VIP Task Manager Standard to Professional is simple. You don't need to uninstall VIP Task Manager Standard.
1. Download VIP Task Manager Professional at: http://www.taskmanagementsoft.com/download/
2. Install Client part on each computer.
You don't need to install Full or Server parts, however if you want to do it, you will have to uninstall Full or Server parts of VIP Task Manager Standard and install Full or Server parts of VIP Task Manager Professional.
Thanks for your questions, I'm making FAQ based on them
