In EDI terminology inbound and outbound refer to the direction of transmission of an EDI document in relation to a particular system, not the direction of merchandise, money or other things represented by the document.
It's only to a degree. At Triple-A, the highest minor league level, the typical monthly wage is $2,150 a month. That's not a lot of money, especially when you consider... That the minor league season is only about five months long. Minor leaguers aren't paid outside of the season, even though... They report to spring training, participate in various workout programs and do other such things that require them to commit time to their baseball careers. They do these things without pay.
The many levels of minor league baseball contain players with widely varied experience. Few players make the majors without putting in some time in the minors. As of 2013, there were six levels of the minor leagues. They're set up for players to become acclimated to rigors of pro ball and prove they're worth a coveted shot at the big leagues. Most minor league players sign 6 1/2 year deals, which is proof the big league club expects this journey to the majors to take some time. Triple-A, the highest level of the minor leagues, contains a variety of players at different stages of their careers.