He originally told me that he wanted $5k in passive income of just interest only.

It won’t affect your debt-to-income ratio and won’t affect credit score/history.

After 7 years of business ownership, we now are both working for bigger corporations and now ready to get back to diversifying our portfolio and want to start accumulating real estate properties. 

I'd speak with a lender about this, but they can probably use your rental income towards the next property or at least use it to help with your DTI ratio.

Had my eyes set on a NH for a little while now and wanted to see if anyone had any advice/insight on claiming a 2nd home / STR property in NH as your primary residence in order to take advantage of NH not having state income tax.

For a SFH there typically needs to at least be some sort of equity and if not, then the debt to income needs to be strong.

The good thing about bieng in Florida is that the state does not have a state income tax. 

Being self-employed can make securing commercial loans more complex as lenders typically prefer borrowers with stable income and strong credit history.

This law prohibits an institution from disclosing a consumer’s nonpublic personal information like Social Security numbers, income, and outstanding debt, to companies that are not legally related to the institution.https://www.ftc.gov/business-g...https://www.ftc.gov/business-g...Also, most credit agency contracts do not allow their clients to share info with 3rd parties, which an owner would be.

It's currently making roughly $77,300 in gross income for 2023 number with an uncompleted dirt backyard, if I add a nicer backyard with jacuzzi and more backyard activities