What is unins000.exe? Should I remove it?

unins000.exe is an executable file that starts a malicious process, launches certain parasite components or runs a destructive payload. Even if the unins000.exe file does nothing suspicious, its presence indicates that your computer is infected with a particular threat.
The unins000.exe file is installed and used by adware AceNotes Free. It is also related to other parasites such as Midnight Oil, Free Popup Killer, GoGoTools, Paq Keylog, Spy4PC, Beyond Keylogger, ActualNames, Activity Keylogger, TrustyHound and Golden Eye. These threats can use unins000.exe for different purposes, as the file’s functionality depends on a particular parasite it belongs to.
You have to delete the unins000.exe file immediately after you have found it. The parasite will continue to violate your privacy and harm your computer unless unins000.exe and all related objects will not be completely removed from the system. If you have difficulties erasing the file consider using an anti-spyware program.
In some cases a presence of unins000.exe does not mean that your system is infected. The file may actually belong to some fully legitimate applications and therefore must stay intact. If you are in doubt, please scan the unins000.exe file using you regular spyware remover or antivirus program.