There have been reports of physical fighting going on in their garage and in their unit, but all the tenants of that unit "consent" to it, according to the records, so there's no "abuse" technically. 

Someone who looks like they don't have the change to ride a bus or appear to be so stupid they failed 2nd grade is not very likely to have anything for rent (and if they did it would be not be the smart choice for someone to rent from them).Gail

Though I'm also respectful of my tenant's time and try not to abuse that. 

get paid to learn.. dont get sucked into working for free for some mentor that will just use and abuse your time.

How do I avoid getting sucked into working for free for some mentor that will just use and abuse my time?

Abuse of power, conspiracy, negligence just to name a few.

The other tenant plans on staying (the one that will probably be going to jail) which brings me to my question: Given that domestic abuse is not something that we want happening on our property, we were wondering if this gives us any ground to evict?

They can walk to school, stay for after school activities, and never have a problem with a bus running late. 

This blatantly unconstitutional abuse of power has now been extended AGAIN, which is more than a YEAR after its original inception, despite the Supreme Court's opinion of this action being unlawful.This continued abuse of power is a threat to both our democracy and small business everywhere.Indiana Property Rights Alliance has retained attorneys from Thrasher Buschmann & Voelkel to begin the process of filing suit to immediately halt the unconstitutional eviction moratorium and to potentially recover damages for housing providers.

The biggest issues we faced was equipment breakdown as customers routinely abuse the equipment  the most common repair ws due to over stuffing the washers and using the washers to dye items.