Knowing your long-term plans can help you build a long-term financing strategy so that you are not just worried about purchase number 4, but also purchases 5 - 20+ (if you plan to continue to invest).I'm an investor and licensed mortgage broker.

I am excited to introduce myself as I continue to learn about the world of real estate investing. 

I will continue to work on the things you mentioned 

What kinds of policies do you think might help ensure ongoing affordability as Texas continues to grow?

She's not going to have any leg to stand on in court if you get that far unless there's some explicit language prohibiting the owner from assigning responsibilities to another legally authorized party, and I'm guessing there isn't if another PM company was maintaining the lease and provisions - and the fact that the tenant was voluntarily working with the other PM confirms the acceptance of an authorized agent even if it's not explicitly stated, the same way if you accept rent from a tenant after a lease expires you imply acceptance of the lease terms continuing (which is why you should always have a holdover provision). 

Eventually the masses will catch on and then the model is tougher to continue to do. 

If the tenant hides something or lies and I discover it later, that is grounds for termination.

What will happen is you'll continue to waste time being drawn into the tenant's circle of drama.Just stop engaging.

They cannot continue a lawsuit on your behalf if you have not authorized it.I would send them a short demand:"You have five business days to stop the lawsuit and turn over all documents, funds, and anything else pertaining to my property.

Keeping your current townhouse rented enables tenants to continue paying down the mortgage while you scale.2.