As noted, almost all the information is available for free on the internet.  

At 4 it's getting complicated, and thinking of 10+ makes me angry in advance.How do you manage having internet service at multiple locations?  

Given my geographic inability to personally manage the properties and long stretches of not having cell or internet service, I'm calculating 3rd party property management into all my deals.

A good website, people find you everywhere on the internet, you have decent reviews on Google, etc. 2.

I kept reading some apt is operating with DSCR 0.61x ; I bet there're professional buyer in line willing to buy those asset with large discount LOL

But I am willing to bet in the 3 year, probably 5 year and definitely 7 year + frame that these investments will rock any of those one's winning today.

After doing some internet research this is pretty close to what I have discovered. 

I have basically a litany of complaints about the way biggerpockets has evolved in recent years and yet it is still by far the single best place to discuss real estate on the internet. 

House hacking in South Jersey is actually a pretty solid bet compared to other parts of New Jersey where you are guaranteed negative cash flow.

I'm a former internet marketer and software engineer.