Or maybe the ESA letter is from a bogus online source that isn’t acceptable.

In order to get the attention you want through online ads (which last I checked Facebook ads require such a wide range for the demographic that it is almost not worth it), you would likely need to spend literally thousands of dollars. 

Create an Online Presence: Build a strong presence on Facebook, Instagram, and a credible, professional website.

What works best is sticking one one marketing channel, and keep doing it.You will get the higest intent to sell leads through inbound marketing lead generation such as TV commercials, online form submission leads, direct mail.

It should be on line, look it up.

@Helene GoodworthTo expand your network, identify your areas of interest, highlight your construction skills' application to investment projects, actively participate in local and online groups, and seek mentorship and guidance from experienced investors.

There are some places online too that have cookie-cutter blueprints too that you can check out as well!  

I think I can get a policy online with the other requirements, but this waiver seems to be more difficult to find.

I only found an online one but some one else may give more inputshttps://www.meetup.com/real-estate-wealth-institute-indianap...

You can also check their reviews online at Google, Facebook, or Yelp.