Honestly, PriceLabs is my favorite, especially if you're doing multi-unit or want to create custom groups and bring in occupancy-based factors.

Dishwasher: I have the cabinet space to create a spot for a 24" dishwasher right next to the sink, however the spot is currently just cabinetry.

I don't think starting a small place, say an acre with 50-75 units would be a bad place to start (can buy smaller tract of land, closer to town for cheaper) also less risk due to the overall cost...I created a spreadsheet that I use to analyze existing storage units.

Hey Bigger Pockets fam, I landed an interview to be an assistant to a real estate investor.

I do think you can create a net positive cash flow owning multiple properties and allow you to expedite the goals mentioned. 

They create a sense of urgency to buy now or lose out.

all these millionaire using leverage and creating low debt for themselves.All CEO issuing stock options, issuing corporate bond , stock buyback is all about creating low cost debts.

Please assist.

I am thinking of creating a matchmaking platform for scenarios similar to what you described. 

I would be delighted to assist you and provide information on the available properties.