Dan Lewis's post about protecting our players for an expansion draft got me thinking in general about expansion, which is probably due as there are now an odd number of teams in each league going into 2013 with the Astros' move to the AL West.
Posing a question to the community: What is your plan of expansion? Do you have a 40-man draft? Where do you put new teams? Do we move the NFL System of four divisions per conference? Are the playoffs further expanded?
Quick Synopsis on what I would do: Add teams in Las Vegas (or Greater Nevada) and Baton Rouge to key in to oft-neglected fanbases such as those in Vegas, birthplace of the Great Bryce Harper and in general a thriving local sports area, as well as the Alabama/Mississippi/Louisiana gulf area which has a lot of potential for income. Then do NFL Style Everything. 12 team playoffs with 2 Wild Card teams per league and a 4-team first round (although there should be a three game series for the first round), 5 game series second round, 7 game for pennant and WS. Divisions would be as follows: