Here are the current numbers:- Purchase price of 340k in December 2016 - Not sure if this is relevant, but I put 10% down and have a 30 year fixed at 3.5%- Utilities (electricity, gas, water, internet) have averaged $3627 / year for the last 2 years- Pool cleaning $ 1000 / year- Lawn care $ 1200 / year- Property Tax $1450 / year (2018)- Mortgage interest $6900 (2018)- PMI $638 (2018)I guess I am trying to decide how much I would need to earn per year doing STR vs LTR 'and' which is a better investment based upon the above numbers.

"Crowdfunding" is just a fancy name for lead generation, which may or may not include the use of the internet. 

I work from anywhere with internet access and get paid well for it, so I'm not trying to replace it...yet.

I searched the internet and also find no such limit.

Obviously you have to do your due diligence too as this is the internet! 

I did some light internet searching, and the MD real estate law website is saying it should be 3% up until 2015 then switch to 1.5%. 

You are not presenting  this buyer with an opportunity that would not otherwise exist, it's plastered all over the internet, albeit overpriced. 

Crime Prevention Through Environmental Design... look up the principles on the internet and employ them.  

Getting a real estate license to be an investor is like becoming a casino dealer in hopes of becoming a better gambler.

@Jason Coleman please don’t rely on the “advice” given on the Internet by strangers.