It also senses the humidity and alarms you so we can usually tell if windows or doors are left open and the outside air is being picked up by the sensors. 

Yeah you don't want to just move the humidity from one place to a less visible place11.

Minut multi sensor (but mainly for sound levels for us), zwave everything (door contacts, yale locks, thermostats, water leak sensors, temp/humidity sensors, garage door controllers, garage door tilt sensors (to see if the door is open/closed), security cameras covering all exterior entrances plus the driveway, zwave lights switches to remote control lights on exterior security floods and/or certain lights inside the property, some type of doorbell cam, zwave motion sensors, Samsung Smartthings hub, wifi smart plugs for certain devices inside...and the list goes on. 

In the other, it is hot and humid, with a chance of hurricanes. 

The problem caused by no gutters is usually water in the basement, high humidity in the basement or foundation issues.

For Air it was throw to much humidity and mess the entire system up.

humidity is also a thing, it's common to see dehumidifiers in a lot of these older basements to keep the crumbling and dampness to a minimum.2.) read up on 4D and Section 8, so you're aware of what's involved when properties are participating in those programs.3.) st. paul calls their rental license a COO - certificate of occupancy; maintained by the fire dept. 

There was a very good article on BP about a year ago about impacts of our changing climate, particularly in areas subject to drought, high heat and humidity.

I live in Humid Houston.

They will tell you that they are putting in a humidistat and an exhaust fan and that will keep the humidity in check.