Cap rate is a market-driven metric, which measure the attitude and behavior of all market participants.Here is a BP link I think will help you better understand:https://www.biggerpockets.com/renewsblog/2016/05/31/cap-rate-formula-include-debt-service/

If you have a good paying job adjust your attitude and stay with it.

Completely absolving themselves of responsibility...very casual, "too bad so sad" sort of attitude, like these things "just happen." 

This value may be increased or decreased with other factors such as prevailing utility rates (big, small or no savings with solar), market adoption rates and localized solar "attitudes".

They are fairly good tenants, pay on time, property is fine, but are far from the best tenants I had due to their growing attitude. 

A lot of this has to do with Texans attitude toward property rights.  

This is my home now and I don't want to stir the pot more than is absolutely necessary, but I get the sense that conciliatory attitude or not, at least 2 of the 3 are going to fight me on this to the bitter end.2)Anybody build new construction where you had to deal with this 'fire apparatus access road' requirement?

My wife confronted him a few times and he had a bad attitude.

You have the right attitude.

Nothing personal toward the OP or anyone posting, it's an attitude and a misguided one that gets carried away at times.