Then after that, you enter and open up the doors/windows to air it out for about an hour, then they can re-enter the unit. 

Vacant houses are subject to getting the Air Conditioner Condenser ripped off.  

I'm originally from Pennsylvania, but joined the Air Force directly after high school and have lived in multiple parts of the country.

The house is a little over 2000 sq ft, newer roof (less than 5 yrs), newer windows (less than 5 yrs), 12 yr old water heater, multizone heat (1 year old furnace), forced air AC ( approx 1 yr), living room, family room, unfinished BS, 4 beds and 2.5 baths.

You can do an air pressure test for plumbing, don't know about gas.  

New paint and carpet, updated cabinets in one unit, large parking areaProperty Details Property Type: Multi-Family Home Seller Type: By Agent School District: Bedrooms: 3 Bathrooms: 1 Year Built: 1956 Square Feet: 1870 Acreage: 0.25 Acres Heating: Forced Air Cooling: Evaporative Cooler Garage/Parking: Driveway Yard: Landscape - Front Appliances Included: Refrigerator, Range Basement Type: Shelf/Crawl Space Floor Coverings: Linoleum, Laminate, Carpet Exterior Material: Other Special Features: None Specified

It is an older property that has about half Knob & Tube wiring which I would replace before renting.

We rent houses out there from $600-$800 that are completely rehabbed and have full central air, garbage disposals, etc.

Has had forced air heat, new electric, and water heater all installed by previous owner.  

TONS of info on them here on BP and on that "Series of Tubes" called "The Internets."