If you use the personal car, make sure to keep detail record so that CPA can prorate the expenses between personal and business.19) Any equipment you rent for the rental business.20) Mortgage interest and property taxes30There are many others and depends on specific situations.

They come and tell her it's underpowered and, here's the problem, wrote a violation stating that "natural vented equipment is not to be installed in a bedroom".  

One of our guys put all the cameras & monitoring equipment in an old van he had parked on the property & it worked. 

I know a hotel properly sanitizes everything, but most short term rentals don't know how to sanitize or lack the right equipment. 

It's actually fairly straight forward to size your exhaust duct size / chimney liner if you can pull a tape on your exhaust run/rise and sum the btu/hr from the equipment you need to vent flue gas from.

If a resident has critical medical equipment operated by electricity, they can notify the utility company in advance.

Or will you just use for equipment and park on the street.

Maybe college students-- but if they are going to be paying $1,000, they may want a newer place with pool, exercise equipment. 

I'm in the capital equipment side of tech so to speak.

If you first focus on how to live on less money than you make, then when you make more you'll be better equipped to handle it and get out of the paycheck-to-paycheck lifestyle.