The duplex was expensive and with rates as high as they are, I was not able to save money house hacking.

Plus they take a lot of money and time to find and try to make a deal. 

Did this company give you any guarantees if you invest this money?

As a private lender would you pay the full 100%, or still do 75% Loan to Purchase price and have borrower put money in?

Spend some time obsessing and you can pretty quickly estimate how much money you can make if you manage the property properly. 

Yes, you should not start contacting real estate agents now if you don't have any money.

I don't know what you would be pitching at 20 years old to get money so listen to @Chris Seveney.

That said, if you are in it for less than 100k, and somewhere around 30k out of pocket, then you don't really need to rent it all that much to make some money. 

RE is not a magical business that prints money no matter what.

As best I can I point out either evidence of issues if we can see them when we show homes, so you don't waste inspection and option money on homes you end up not really wanting to buy.