Originally Posted by Caspan
I just noticed something new. And you will have to check your OS because I'm not sure if it is because I am running 5.0 but under options > Security Options > Memory Cleaning under registered cleaners there is a Contacts Cache which I would assume would be looked up data from Exchange what else under contacts would require cache. So it looks like it will get cleaned up depending on your settings.
Contacts cache is an available cleaner for .216. I'm not on a BES.