For example we invest in mortgage notes so we have an AI agent that only scans the documents we have and lists and if we asked a question like "who are our top rates attorneys in texas", it will give me the results vs. having to search files.

I don’t necessarily see 10-20 unit properties listed here but a lot of inventory for 2-6 units if you are open to smaller numbers.

House was listed $142K.

2 - What RE Market data3 - What Demographics4 - This is an after purchase, not a before purchase item.

The owner also needs to save for big ticket items that may need to be replaced every 10 or 20 years such as AC, hot water heater, furnace, roof.  

I haven’t had to list anything with a realtor which would be more like a commission of a full months rent.

A smart seller/listing agent will likely require a large EMD to tie you to performing on your offer, so be prepared for that.

.: Quote from @Bryce Cutler: Sri, I am in the process of switching from Hostaway to Hostfully for my 5 listings.

its unfortunately not going to be as easy as googling, but that might get you a list to start with and refine.  

Have you sent your material list to a supply house to be quoted, have you arrived at a quote with your subs?