My purpose behind getting into this world is that even though I love my main career, I just feel like I need passive income to protect my family in case I become disabled, or who knows if in a couple decades I don't love my main job any more.  

They can be great for routine business tasks, but save general PM for the professionals.

I intended to use it to help the special need or disabled veterans in short term or long term housing need.  

I'm looking at this from the perspective of an attorney who routinely goes to Court to collect against other people; whether they have put their assets in trusts, corporations, or private accounts.

Memphis Jones is the singer who plays at BB Kings routinely.

Even if she's not disabled, it's difficult to get a job when she's been out of the labor market for a period of time.

So even if the units are generating $500/month:$1500 - $1254 - $133 - $70 = $43/monthSo you will be pulling in a positive $43/month while living there the routine expenses are paid.  

Each owner could have additional exemptions they qualify for such as disability over the age of 65, etc.

One tenant is developmentally disabled you an extent and has paid cash directly for the last 20 years.

answer from the cheap seats and someone who has written off their vehicle for work for the last 47 years  at least for me if you use milage that's all you need to do it encompasses all those items you list.but I routinely drove 20 to 30k miles a year schlepping clients around and running up into the boonies to show rural acreages. so the itemized approach is probably what you want to do and keep a log book that you can pop out if your audited..