There is overwhelming evidence that lack of money is a disadvantage and having money affords opportunity, yet people without money still claim money doesn't buy happiness.

I was talking about people who live invest in their own local markets, primarily when those markets don't cash flow or are otherwise disadvantageous to invest in.

I would recommend raising it incrementally throughout the years in order to avoid the shock to the tenants system of raising it in one big chunk.If you choose to not raise your rents throughout the years, it will also put you at a serious disadvantage when you are looking to sell because now you have a long term tenant paying below market rent.  

What are your advantages and disadvantages to each?

1) Are there advantages/disadvantages of opening a business bank account vs a personal account?

This article discusses tax liens, how you can invest in them, and what disadvantages come with this kind of investment vehicle.

In a competitive market, NACA can be a serious disadvantage. 

We have Real Estate Excise Taxes here in Seattle of 1.78% of the purchase price (not profit, but purchase price) so churning properties is pretty severely tax-disadvantaged.

There definitely are many advantages and a few disadvantages as well but very worthy of further discussion.It's curious to see that both a mortgage and the government run 401k's are designed to keep you from having access to your own equity/money.

I stopped claiming RE Professional, there's IRS/tax disadvantages if you get audited being RE Pro.