Since the built in detection methods require something to exist (file, registry key, product code), you can't really evaluate that something does not exist.
In this scenario where your 'install' is actually an uninstall, you can use a Script detection method. From: [email protected] [mailto:[email protected]] On Behalf Of Chris Carbone Sent: Tuesday, June 24, 2014 8:19 AM To: [email protected] Subject: [mssms] Detection method for uninstalling Groupwise Messenger What is the best method when uninstalling software? I need to uninstall Groupwise Messenger on all workstations/servers and I'm getting stuck on detection method. How do I create a detection method that tells me the uninstall went through? Or should I just build a package with the uninstall command line and do it that way? This electronic mail transmission may contain confidential information intended only for the use of the individual(s) identified as addressee(s). If you are not the intended recipient, you are hereby notified that any disclosure, copying, distribution or the taking of any action in reliance on the contents of this electronic mail transmission is strictly prohibited. If you have received this transmission in error, please notify me by telephone immediately.

