Now he's claiming I should only make them replace the glass and the latticework (basically repair the door) and I am not opposed to this, IF it can be done and I told them that.They're just making me feel unreasonable and I know that's what people do, they try to justify their horrible behavior, but it's really starting to make me sick (literally) with anxiety.

Some of the business dealings described go as far as criminal behavior and fraud.

Is this normal market behavior?

If your original plan was to reduce rent by $25/month, then you're basically willing to give back $300 in annual value as a reward for this behavior. 

Block their number and send them a notice stating that their behavior has forced you to keep all communication in writing.

.), you will find yourself in a bit of a dilemma.Having said that, you already have a track record with them, which does not guarantee future behavior, but gives insight into their personalities and normal SOP.

That way, I have a record of police reports that attest to the bad tenant's behavior, not to mention that the noisy tenant will be going to court.If the noisy tenant is convicted, you would have a better basis for eviction of the noisy tenant.

Rodel - Some of our members who have been around for a while have a really bad taste in their mouths due to the behavior of many of the NRU folks.

Doing so is considered shouting in the online world, and is regarded as rude behavior.

Anyone with a good knowledge of History (especially Cultural Anthropology) will be able to predict future patterns of human behavior based upon past human behavior.