I manage almost 400 apartments in Cook County at this point.

Often I can smell scents from the lower unit that aren't pleasant (cooking, smoking, etc).

Quote from @Matthew Cook: Dig into those comps with a realtor doing business in that market.

Nita Cook is a great property manager in the area for short term and long term rentals.

That is crazy that there are not more 2-4 family in a market like Midland-Odessa with a ton of transient oil field workers that do not always put down roots.

Given that I'm not positioned to buy just yet, and simply running the numbers, is there a rule of thumb for estimating insurance costs that would make sense in Cook County?

You already have the Farm Patch, and Chicken Oil Company is an iconic restaurant that should be open again soon.

I actually ended up going through a big career change, and attended a 6-month bootcamp to learn Software Development after 7 years cooking professionally in fine-dining kitchens. 

The swap involved exchanging oil operations sites for wetland areas, allowing for habitat restoration while consolidating oil extraction activities/ 2.

As for other amenities, some crowd-pleasers that won't break the bank are coffee maker + starter pack of pods, basic workout equipment (yoga mat, resistance bands), phone charging stations by the beds, and basic kitchen essentials like olive oil, salt/pepper, coffee filters, etc.