I think there are a lot of people out there that think they need to jump on some kind of crazy opportunity to start "making it."

They do kind of the same model. 

•The applicant pays the background check fee and I don't have to deal with it myself•Can set your own logic and rules around what kinds of late fees to charge and when to charge them and if a tenant is late paying those rules are automatically applied•Can set the payment rules to not accept partial payments.

Lastly, consider joining local real estate groups for advice and potential support.

I do all this alone and have no family support.  

Just a short list its like 50 ways to leave your lover there are 50 gothcas in sub to. 1. the easiest for everyone to understand the sub to violated the Alienation clause in the mortgage or deed of trust and holder of the mortgage DT / Note decides to call the note due and payable and starts a foreclosure. 2. foreclosure started and the person who bought sub to has no means to pay it off or refinance it and the original sellers credit get trashed and if its a deficiency judgement state even on an owner occ like Texas lender sues original seller for the deficiency. 3. this kind of investing or acquiring assets tends to attract those with limited resources so they have no ability to fix things they decide to scale up and then it goes out of control and sellers are really harmed4. deal goes south and original seller sues or files complaint with AG. 5.

I don't know Waco economics at all, but I'll bet there are 1000 units of some kind available for rent a town of 140-150,000 seems like a lot to me. 

Buildium's bank sync/feed is a hit or miss kind of situation.If you are using Buildium and can connect your bank accounts to it, then there is no need to get QBO subscription.

Does anyone have rule of thumb cost estimates for this kind of work?

By listing it lower, it may be more likely to be supported by comps AND could create a demand buzz that will lead to multiple offers and competition.