I can set up the formulas to work in a way where 1 input can change numerous ones at the same time. 

There are other threads on this topic you should use the search feature to look at them.

We've posted numerous times that +95% of agents only know how to work with owner-occupied transactions which are mostly emotionally based transactions.So, why are you even bothering contacting these agents?

For a basic 1100 square foot home with the features you've listed, the current market average ranges from $175 to $250 per square foot.

The bedroom features a King bed and TV and it connects to both the renovated bathroom with standing shower and accesses the screened porch.

The bedroom features a King bed and TV and it connects to both the renovated bathroom with standing shower and accesses the screened porch.

Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

I have seen this on numerous HUD homes.

Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

Choose one, try it out, and see if it has all the features you want.