MM Viagra: Some folks in the industry plan to upsize paperbacks in order to boost dwindling mass market sales. Brava is already putting out their books in trade editions for $7.99 US; the books have larger fonts and are definitely easier to read. I'd go talk to those folks.
Deliver Us Not and Get Sued: Random House is taking legal action against rapper P. Diddy for failing to deliver the autobiography for which they paid him a $300,000.00 advance back in 1998. Diddy's deadline was in 1999. Suggestion: Maybe next time you should get him to submit a couple of chapters first, see if he can actually write?