I don't really see the point. Getting Stein or Johnson some votes in states where they won't get any electoral votes either doesn't seem to be of much/any value, but whatever. This could obviously be used for or against any candidates:
Anti-Trump Voters Across America Look To "Game" Election System By "Trading Ballots"
http://www.zerohedge.com/news/2016-11-07/anti-trump-voters-across-america-look-game-election-system-trading-ballots