Would it be a good idea to get a real estate license and work in real estate or are there other options to get in Missouri to get real estate experience without a license? 

You'll want to read Maryland new requirements for landlords.https://dhcd.maryland.gov/TurningTheKey/Documents/HB693-Land...

I manage around 400 rentals with 14 years of experience and have never been sued once.

The deal is risky unless you know the market well, have experience executing this strategy, and have accounted for the quality of the asset and tenant. 

GC's get paid off of the work, not a flat rate... but in your experience, would you say that window of rate is generally 10%-20% project depending, or more towards 15%-30%?

One the one house they did provide the funding letter it read, "cash purchase, no appraisal necessary, up to $300,000" on day of close (did a 15 day close because it was a cash deal) lender came back and said, where's the appraisal?

Also just look online and steal some ideas...I used to Google Luxury Kitchens and then figure out how to do the same for less $$.You'll be fine with your experience.

3) You can have the right content on your site, but if no one even reads it it is pointless right?

New agents and investors often face obstacles that are only revealed through experience. 

But what made me think about it for you as I read your post is the LULA feature.