It's possible administrator received mail notification when anyone uninstall sep client
It's not possible for mail notification.you can protect sep client.
Check this thread
I think have wrongly create thread Inside symantec.you can raised this thread under security fourms.
Don't forget to mark your thread as 'SOLVED' with the answer that best helped you.
You could control this more if you have SNAC installed.
You can also set an uninstall password.
"Fine words! I wonder where you stole 'em." - Johnathan Swift