Most teams have a "Required" minimum amount of points earned by each team member during challenges. This number varies from team to team so it's important to ask (before challenge) required minimum (and deadline to meet goal, ours is always within first 48 hrs of start) and consequence if not met.
I believe it is the responsibility of each team member to know the rules of his or her group.
And yes, in my opinion, it's totally reasonable to be kicked mid challenge for ANY reason if the Team Leader or the Leaders appointed Officers, decide it's warranted.
There are many teams wit