The following article makes some points that might be indicative of what to expect. http://uk.fighthype.com/floyd-mayweather-has-big-decisions-to-make/#more-3347 I don't have the foggiest, but it' can be an interesting guessing game. I like hearing what the latest is from boxing sites, especially since I'm unable to ask the man himself.
Take Alvarez in December, Khan in June and Manny next December. Flloyd must want to get to 50-0? Great article
Alvarez in December would be yet another bonanza financially. Although not sure if December's too soon for Mayweather to fight after being out of sync with the prison thing. Obviously Alvarez has to beat Lopez, but most expect that to happen.