Regarding the shops, how would I go about looking for them near me, specifically, ones that are legitimized? 

You all know how to build a buyers list, just do 10x whatever is recommended and you will find some legitimate buyers.

Are they legitimate?

It is very tourist friendly and everything is already in place to make my STR's legitimate.

This is one of those cases where you could have all kinds of lease wording texts and solid proof to make a legitimate case you were right ..but in eviction court when the judge hears you took those private photos after agreeing not they will almost assuredly side with the tenant and you will get your %^* handed to you in court

If you have an IRA with sizable amount in it - there are many legitimate ways to invest while earning a handsome returns, you just need to consider little different approach. 

How do I find out if the title Compay is legitimate?  

There is a legitimate learning curve to these private placement investments.

In answer to your question, I would look for a legitimate wholesaler in your target market, look for Facebook and bigger pocket groups related to those areas as well, along with local REIA.

Lease options can and should be used as a legitimate tool to help shoulder buyers become homeowners.