If you just flip the house or occupy it for less than that allotted time, the profit will be taxed as self-employment income under your tax rate.For a more in-depth article about taxation, read this: https://www.biggerpockets.com/renewsblog/2015/05/20/tax-benefits-real-estate-investing-rental-properties/You should always talk to a CPA about taxation and develop a tax strategy with them before getting involved in real estate.

Currently, I do about one mailing to all of my lists per quarter.

There is a somewhat quarterly meetup in Santa Cruz.

I'll assume you didn't make an election on behalf of the LLC for it to be taxed as a Corporation - if so then partnership taxation would be correct since the LLC has more than one owner.

I have a few duplexes and quarterly water/trash/sewer bills are running about $250 per duplex, so $125/unit.  

Also, how often is payment sent, monthly, quarterly or ??

Unknown Expenses: I know it should go under maintenance but the quarterly preventative pest control needs to be accounted for.

Obviously you probably won't have the time to make multiple trips to the states per month if you live in Abu Dhabi, but are you able to visit once per month, or once per quarter to view properties yourself?

Less paperwork (with Corp you have to file a resolution each time you take a decision/action)Pass through entity is better on tax at this point (cash flow strategy will be seen as income as opposed to capital gain)Less expensive to manage Hope that helps.

Airdna reports a much lower occupancy rate, however, and about a quarter or less of the amount of listings, so you would have to factor that in.