I know a lot of high income people that buy rentals and get a study done, and that helps.

Suggesting to them buying their house for a wholesale range offer or lower dependent on the extent of the rehab, then having a contract in place that gives them a percentage of the profit to help get them back on their feet, paying off debts etc.

It may sound nice to pay a 6% management fee but the extra fees can add up to be more than the other company that charges 10% with no additional fees.

Nice!

to get more than one - or even more than two?

Connect with a local architect who specializes in new construction duplexes and get their feedback on the highest and best use of the land, as is.

But you get out of it what you put in, in terms of effort and time. 

You need a repair partner who can get out immediately and has quick access to replacement parts (if not already in stock). 

I was thinking of starting a rent increase for my 1 bedroom tenant voucher due it being low and well under fair market value(Based on  hud and zip code) but my tenant is in the process of having a caretaker for her disability and getting approved for a two bedroom voucher.

Quote from @Samuel Diouf: I'd say house-hacking is one of the best ways to get into real estate investing.