If you contact the utility companies they will probably give you the average usage over the last 12 months.

You are over complicating it.

Everyone fought over who was responsible for gas and the insurance was outrageous.

Just learn how to hit singles and doubles consistently over a long period of time. 

@Mohit Arora recommend you spend more time studying TX landlord-tenant statutes.Your lease is probably pretty basic as it didn't really cover this issue - and it probably doesn't really cover a whole lot more.Google & download as many TX leases you can find to copy & paste to improve yours.

Like I'm calculating to spend $1500 month between mortgage insurances and HOA but think if I rent it I'll probably only be making $1250 a month.

I would presume property insurance, but is there any other expenses that should not move over the the PM LLC?  

Is there a reason you would choose an FHA loan over conventional? 

https://www.har.com/content/department/newsroomHouston Real Estate Highlights in March, 2024:-Single-family home sales declined 7.5 percent year-over-year;-Days on Market (DOM) for single-family homes went from 62 to 55 days;-Total property sales were down 7.0 percent with 8,939 units sold;-Total dollar volume fell 5.6 percent to $3.5 billion;-The single-family median price rose 1.6 percent to $330,000;-The single-family average price rose 1.3 percent to $412,464; -Single-family home months of inventory registered a 3.5-months supply, up from 2.6 months a year earlier;-Townhome/condominium sales continued to decline, falling 6.7 percent, with the median price up 5.1 percent to $235,000 and the average price up 2.2 percent to $276,262.

When you were spending the two years commuting, were you the only "employee?"