vBadvanced is great. Everyone has a definition of a CMS but I really think it satisfies most peoples needs so we have a great free alternative in the market, hence why projects like cPublisher (proposed paid CMS) never got off the ground.
List of paid products that I can think of:
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Banner system
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Articles/Review system
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Shopping cart
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Gallery
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Links Directory (No perms to view???)
That's just a quick review. Some of those wouldn't even take a day for some intelligent coders to make