You’re in the right place, and it’s great to see your enthusiasm about getting started in real estate investing.

You can read about the differences here: Cost Segregation Study Approaches ExplainedLet’s first start with what the approaches:Detailed Engineering Approach from Actual Cost RecordsDetailed Engineering Cost Estimate ApproachSurvey or Letter ApproachResidual Estimation ApproachSampling or Modeling Approach"Rule of Thumb" ApproachSo which of these approaches is required by the IRS?

You are off to a good start being on Bigger Pockets.

When I was starting, I focused on building my network, attending networking events, and was fortunate to find a mentor.

@Ricky R. welcome and congrats on getting started on MF. 

Start with BiggerPockets Ultimate Beginners Guide (free).

I think there is a great chance to get some long term investments in areas where the growth is not happening yet or just starting to happen.

But if you have assets or income, you might end up $36k worse than you were before you started.

Starting a property management company with my brother and my dad was a mix of teamwork, trust, and family dinners doubling as business meetings.

I think everyone's situation is different, and when one crafts their buy box, they need to consider their current family and finances.For me, when I started, I wanted to buy 2-4 unit distressed properties in neighborhoods I wanted to live.