All contracts, options, or other devices not based upon a substantial consideration, or that are otherwise employed to permit an unlicensed person to sell, lease, or let real estate, the beneficial title to which has not, in good faith, passed to such party for a substantial consideration, are hereby declared void and ineffective in all cases, suits, or proceedings had or taken under this chapter; however, this section shall not apply to irrevocable gifts, to unconditional contracts to purchase, or to options based upon a substantial consideration actually paid and not subject to any agreements to return or right of return reserved.

I can't speak for FL law, but when OH tried to say that wholesaling is the same as unlicensed real estate dealing, it got shot down.

This was long the typical M/O but the state wrote provisions to put an end to unlicensed brokering. 475.43 Presumptions.

I regularly hire unlicensed handymen to do plumbing work, including water heaters and toilets.

I have purchased a vacation rental in Miami Beach and have heard that the city of Miami Beach is cracking down on unlicensed rental properties.  

Some ideas to help protect you when dealing with unlicensed brokers:1.

Here is what I tell people about dealing with unlicensed brokers:1.

If you are unlicensed and you wholesale this property while listed, will this be seen as acting as an agent to the transaction?

You could also take action on the tenant for unlicensed dogs.

Ohio is one of the states that's really started to crack down on unlicensed activity.