Since you know he’s a realtor he obviously disclosed that.

Obviously to house hack you have to owner occupy so you would need to disclose how you plan on living in the property so you can qualify for owner occ financing. 

Having to disclose everything in your transaction is a GOOD thing and having a higher standard of professionalism over your head will only help you serve people better.

You only have to disclose it to ONE party of the transaction when you use the CORRECT title company.This is state of Michigan specific.

There is a lot of valuable information that Guru's disclose while pitching their product (Get good at reading between the lines).Once you have trained your brain the right way to think.Stay on BP be a resource and acquaint yourself with resources and you won't even realize that you have progressed because you will be busy acquiring prop # 3,4,5. 

It's not a big deal as long as it's fully disclosed and all parties are OK with the occasional interruption.

You should also disclose in your house rules that signing a lease is required.

Unless there is some real nasty factors your not disclosing or in denial of, this is a deal I'd buy.

Thanks for disclosing this.

Any fee needs to be disclosed in the buyer rep or listing agreement, as Christopher mentioned it is for the unlicensed individual who fills out paperwork for the agent.