If the property appraises at $500K, 25% higher than purchase price, either because you bought it for less or due to market appreciation, then you essentially get all your $100K back.  

Essentially, should we take this step-by-step approach rather than jumping straight into being landlords?

Essentially - would not recommend at all.  

paper, The Milwaukee Urinal, who even posted video of the guy being picked up without incident at his home by the Waukesha Cty sheriffs after he was charged federally.

Look for podcast called laundromat resource or their youtube videos.

Buying a multifamily property is essentially buying a business—income minus expenses.

Your agent should also accompany your inspector and take a Walk-thru video for you.BTW: what's your full list of documents you should be asking for as part of your purchase contract requirements?

I started with some youtube videos, as well as reading BiggerPockets Ultimate Beginners Guide.

As for using your own money I see frequently on bigger pockets videos they use OPM.

We have been doing our homework, educating ourselves by reading books and watching educational videos online about how to better structure a company/ies for real estate investing.