And STR is much more involved with high turnover rates so you’ll not only need to post the listing but know how to keep it competitive so that you maximize bookings, of course, furnishing it, keeping supplies, restocked, cleaning, maintenance, And what about consideration to any local STR rules and regulations?  

A smart lock on wifi with no intervening Zigbee/Z-Wave or Matter hub will eat up battery power.

With small homes you get quick and easy stays with fewer issues, cheaper cleaning fees, higher occupancy, and still great rates. 

It isn't that hard to clean, but it does take more maintenance.

Based on the prices that I charge for a similar return, assuming there were clean records provided and not a ton in the way of depreciable assets needing to be analyzed, then $3,000 is a bit much.

Our lender wanted clean financials or they wouldnt lend on the deal.

Benefit: Defers capital gains tax, allowing full reinvestment into a new property.2 very powerful tools! 

Seem super clean as far as expectations go.Definitely smart of you to not interrupt the other tenants power that would only create more issues.  

This effect is very powerful.

With $15,000, you’d have around $425,000 of purchasing power, though it might be challenging to buy four units in Arizona with that budget.