What added features will I get if I upgrade to Professional Blog service?

The Professional Blog service provides the following features:

-All advertising is removed.
-Post limit increases from 3200 to 25000.
-Optionally disable the community bar at the top of your Blog.
-Password protect your Blog and control who has access to view your private thoughts.
-Your statistics and referrers limit is increased from one month to 6 months.
-The amount of links you may have in your sidebar is increased from 25 to 150.
-The tagboard limit is increased from 50 messages to 100.
-Optionally disable the Image Verification.