2021-11-20T15:51:00Z updated. This page is SPECULATION until after 2021-11-21T23:00:00Z when we get to activate the game and try this info ourselves.
Contracts, or missions as they were called in FS17.
In Farming Simulator 22 (FS22) you can now by default have three (3) contracts running at the same time (without mods).