The amount of downpayment requirement insures buyers having "skin in the game". 

it's a great platform to invest in the stock market with free trades?

Although I probably get killed on transaction fees which is part of why I am not pulling the trigger (along with lack of time to execute well).There are games you can play for increasing your returns in the stock market (sector rotations, rebalancing, being a good company picker) but you lack operational control. 

Hi BiggerPockets Community,I’m excited to join this amazing platform after reading about it in House Hacking Strategies.

All depends on what your goals are and what market fits your game-plan/criteria. 

It's simply a numbers game. 

Do you have a particular system or software that’s been a game-changer for you?

For example, learning how to navigate CRMs like HubSpot or property management platforms like Buildium could be a big plus.

Welcome to the real estate investment game!

Scammers do exist, and it’s smart to verify a lender’s legitimacy before moving forward.Check Reviews and References: Look for reviews on trusted platforms like BiggerPockets or Google.