You did not take advantage of him, and his own conduct is to blame.

I researched and have a general understanding of what owner's title insurance does. but how often does it happen that after hiring an attorney to conduct title survey, no finds, then i purchased the house, all the sudden there's a person have the Deed to the house? 

How are individual , non-registered peple able to conduct wholesaling activities in Ontario?

Before making any investment decisions, it is important to conduct a thorough feasibility study to ensure the project is viable and sustainable.

I'd love to hear if @Matt Ellis decided to pull the trigger - and if so, which company and how has it panned out.I'm conducting my due diligence on all things lead-generation (lists, yellow letters, fliers, 1-800 #s, etc..) and of course online and mobile lead generation is a part of that.In my previous life I worked for large retail companies within their e-commerce department.

It looks like conducting of some type of business in Florida, and Wyoming LLC could require registration in Florida.

I'm wondering if he really is a Realtor in good standing and needs the POA to conduct business (?)

You need a legal mailing address and to be conducting business in the state to have a valid LLC.

Can you file a complaint against their lawyer for unethical conduct?

Most people are pretty aggressive and have a "salesman" vibe to them, but the way you conduct yourself is similar to myself @Eric Renney