Your subject line has STR and then your post references $35k (combined NOI, I'm assuming?).

All units would be metered so data would be there to bill the tenants (so no ability to question the bill) but landlord would still pay the bill given we can not have 4 main master water meters (can only do 2 x1 master meter + x1 sub meter combinations). 

There are obviously other methods such as direct mail, PPL, PPC, SEO but some take a lot of working capital or a lot of ground work or sometimes a combination of both. 

Or should I create a combination of all three?

Ideally you can provide something extra or unique that you can highlight in your photos and description to stand out. 

Unique situation that I’d like advice on.

It’s great that you’ve already identified zip codes like 73128, 73170, and 73135; they all have unique advantages worth exploring.I agree with the earlier response—73170 and 73135 are solid picks.

To give you an idea of what taxes look like on a sale below is an example for a property in Texas, obviously everyone's situation is unique and you'll need to meet with a CPA. 

Gaining valuable insights into the local market.Always consider that Jackson County has a LOT of variability in KC proper and then uniques submarkets of LS, BS, Independence, Raytown, Grandview, etc all with their own local city governments, rules and regulations, each with their own uniques submarkets of their own...Happy to chat and share my knowledge and experience.2.

That means they are (a) sharing the same 50 leads per month with all ten members, or (b) generating 6,000 unique flip leads per year.