Most can't even conceive how they will ever have just $200,000 sitting around in liquid cash to spend. 

Learn to control your spending and pay off debt.

Overall closing out 10 months with Pricelabs I think it is worth it, but I still spend about the same amount of time adjusting rates everyday (10 to 15 minutes for 9 properties).

Based on the questions you are asking I think you need to spend more time listening to podcasts like Bigger Pockets and Bigger Pockets Rookie.

I spend so much time finding the 'right' properties across multiple markets on Zillow before I even evaluate in my buy box.

Okay that seems like good news for making a BRRRR work in my market since I was looking to spend something like 45-75 on rehabs for these smaller sized homes. 

In 2008 a friend of mine spend $300,000 to buy 100 houses in Detroit.  

I understand that starting out, depending on how fast you want to build your portfolio, you could spend a lot of time at it.For those with established investment portfolios, how much time is required to maintain it?

Without these connections, you’re likely to spend more time and money finding reliable help.Enforcing Lease TermsProactively managing tenants and enforcing lease terms reduces the risk of evictions and other issues.

The investors I know finding properties on the MLS are making 30+ offers a week, embarassing offers, in hopes of finding 1 or 2 properties a month.Others are door knocking, cold calling, spending money on mailers to find off market properties.