No, there will be no cancellation fee as long as you cancel before the 2 week real launch preorder period closes. (gonintendo.com)
I'm still betting that all these free downloads are building fans, followers and subscribers and that this will help me sell a shit ton of books later — but that's an assumption until I prove it (I'll share my earnings once I start publishing full books and doing real launches). (creativindie.com)
We've taken that into consideration so we will open up Bowser's Real Launch on the Preview Friday through to the Preorder Tuesday. (gonintendo.com)