I sent email notification to all tenants the following day saying that this is unacceptable behavior since it can potentially cause a fire and carbon monoxide poisoning.  

If you hear from him again or an attorney, be sure to respond immediately by your own attorney if necessary.Not sure what the laws are in your state, but you want to do whatever you need to to confirm the tenancy has ended (whether that is by abandonment on his part or with proper notification to end a month to month)

Depending on your states statutes and because they are on a month to month, give the proper notification that xxxx change will take affect starting 30,60,90 days from now. 

IMO its important to have plenty of reserves, it's not if something goes sideways, it's when it goes sideways.

If you see someone violating the rules, create a post with "@moderators" and we will receive a notification and respond.Again, welcome to BiggerPockets and happy investing!

As far as selling... you will have to disclose the problem whether you fixed it or not. If

Most hard money will be interest only payments on the full approved balance of the loan whether or not if you have pull the draw funds for repairs.If you have any other questions, post them in the same thread below so that we can all learn from the answers.

Most hard money will be interest only payments on the full approved balance of the loan whether or not if you have pull the draw funds for repairs.If you have any other questions, post them in the same thread below so that we can all learn from the answers.

If you see someone violating the rules, create a post with "@moderators" and we will receive a notification and respond.Again, welcome to BiggerPockets and happy investing!

Place a notification for those people as their articles are often posted not only on their publication site but on other news sites as well so you can keep up to date.