City is one of the fastest growing in the country and are spending money in these areas.

I hadn't considered that they may be rolling in those additional items into the percentage. 

House hacking allows me to buy a higher valued home.So, if real estate appreciates 5% per year, then a $500,000 property will have $138,000 in additional value after 5 years.

Highly recommend getting additional inspections (termite/mold/foundation/roof) if needed to assess the condition. 

High income earners may be subject to an additional 3.8% tax called the net investment income tax on both short-and-long term capital gains.So, yes, if your only objective to avoid capital gain and pocket the profit (not to do 1031 exchange or QOZfund), then stretching it to 2 years is your best option.

As a land broker, usually when someone says they want to "build a tiny home on some land one day", it's a pipe dream, and since we are commission-only people, it's scary to spend a lot of time with people who can just change their mind at any time, after we've put in a lot of time holding their hand. 

However, for higher-value investments, like a $4M multifamily property, the additional protection offered by separate LLCs could justify the costs.

Any additional explanation you have to offer would be greatly appreciated 4.

You having no skin in the game would make them additionally wary.

I have his F1 visa, work information and employer contact.And an additional bonus question: I don't think I handled the situation with the Facebook post well by not bringing it up, what would you do in this situation?