You have the right to enter the property; I would bring someone with you as a witness. 

Quote from @Austin Schubert: Quote from @Chris Seveney: Quote from @Austin Schubert: Would anyone have a sample template of a proposal that you've used in the past that goes over how your structure a deal with a private money individual? 

They've not really entered South Jersey or the Philly market, but Northern NJ, NYC, Long Island, Fairfield CT, and Westchester have Wall Street all over the place.

You can add to your Chart of Accounts to account for owner contributions and movement of money between LLCs to help with the funds that flow from one account to another and for funds that enter the business with personal funds.  

With all these people jumping in, the problem gets larger by unscrupulous individuals who start selling, and up-selling, so called "Real Estate Training Courses." 

Unless you live in area that has many ADUs already built that have been sold with the home or as individual parcels.

Those people overlooking what it means to “materially participate”Here’s the Material Participation Criteria:Spend more than 500 hours on the short-term rental businessDo substantially everything for the STR businessSpend more than 100 hours on the activity and no one other individual spends more time than you doSignificant participation activity for more than 100 hours, and your combined activity in all significant participation activities exceeds 500 hoursParticipating in the business for five of the 10 previous taxable yearsPersonal service activity (non income-producing) for three of the previous taxable yearsRegular, continuous, provable participation in the business for more than 100 hoursA Cautionary Tale: The Story of JacksonLet's take a moment to learn from the mistakes of others.

It was left up.This particular individual would have really went off and done personal attacks if anyone would have been bold enough to challenge what he was doing openly.

Good location= good investment over time even if you have to pay more to enter.

@Jerry ZhangThis is not your ideal seller financing individual.