Also, when signing the seller/agent contract, there are a bunch of disclaimers and no fault clauses in there to prevent just such a thing from happening.  

I'm a residential landlord myself, but this question regards a puzzling situation in my church's relationship with its landlord. The church has a NNN lease on a building that includes a shared parking lot. How the par...

i.e. lock them out, move their stuff out, prevent them from getting their stuff, shutting off any utilities.

As someone in the insurance industry and specifically in loss prevention, yes, this is fairly common for standard carriers and also not unreasonable.

Darren Landerway yes you can purchase a multi family but again your trying to fix it up while living there which won't work because the VA Loan has specific guidelines on their inspection and if they see even a lose outlet, they will tell you to get it fix or fail you.The VA inspection is in place to prevent from any owner using it as a investment now or years down the line.Has a veteran myself the only advantage I see this working in terms of investment is to purchase a fixer upper at a great deal with any loan other than a VA.

It was a genuine accident, but it gave him someone other than the tenant to go after to recover damages.Joint and Several Liability: This is lawyer-speak for requiring roommates to make up the difference in rent even if one of their friends should move out.No Accord and Satisfaction: This clause prevents a tenant from making a partial payment marked "paid in full" (e.g., in a check memo field) and then later claiming this satisfies the lease because you cashed the check.

The fact that your Moms house is listed by an agent would prevent you from selling it without having your Mom still pay the commission.

I would guess that the likelihood is you will end up with far more tenants than just the father so if you do accept him you definitely need language in the lease to prevent that from happening. 

The less you know, the more risk you incur....why incur risk if it can be prevented?

Since you violated your own lease agreement by allowing them to have a pet you have placed yourself in a difficult legal position regarding preventing them from having additional dogs.