The app should give the user some feedback for all files updated in the cloud. This can be either a continuous log or a opup windows

I think the current functionality of the reporting is not enough - not so informative, not be able to scheduled. One of partners that are about to start SaaS with SMC is trying to extract data from the SMC database directly. But the schema of the DB is not open to public.
If the reporting interface like Sophos Enterprise Console is provided, user can easily　create his own report as he like.

Instead of whitelisting/blacklisting specific apps, why not be able to allow/block certain categories of apps instead? So that you are able to block games but allow productivity apps. Trojanized and malicious apps could be blacklisted as default.