As the calendar turns to September 1st each year, Major League Baseball teams get up to 15 additional active roster spots, with the active rosters expanding from a maximum of 25 to a maximum of 40 players. During the month of September, and until the end of the regular season, teams can call up additional players to the majors, commonly referred to as "September call-ups". A few rules and notes on September call-ups:
-In order for a player to be called up, he must be on the 40-man roster.
-Players can be added to the 40-man roster and called up.
-There is no deadline to call up additional players.
-There is no rule stating how many players you have to call up, and no rule stating that you have to call certain players up.
-Any player optioned down to the minors within a ten...
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