Commercial brokers understand that seller financing, either as a first lien on property the seller owns free and clear, or as a second or wrap, can be necessary to conclude a sale.  

I understand that the age and quality of the home will impact when these expenses become due, but I'm curious if I could get somebody in the Austin area to take a look at the estimates I put in here: https://docs.google.com/spreadsheets/d/1jgP6aod25qWJzKWQXhto...

Also, make sure you read through and understand their warranty process.

I will be traveling to the 2 locations next month and want to get an understanding from someone who has done this how they approach it. 

I don’t understand why my request is denied.

Houston is totally open, from my understanding.

Make sure you understand how this income affects your personal return.

In my understanding, it's possible to rent a house by the room so I thought it should be possible somehow with the same or a similar strategy. 

It is my understanding the law still allows rental caps at 25% or greater (cap cannot be lower).

It's quite easy to get overwhelmed, especially when reading things on BP forums, as you will find yourself researching many different things that people mention to have an understanding of the conversation if you don't have prior knowledge in the field.