Yes, you read that right, the American system was designed to best facilitate FAILURE not success. because when there is freedom to FAIL, it comes from consumers ability to choose, choose who is worth it, who isnt, and the poor performers fail and the good performers are rewarded. 

My contractor has one credit card for all of my individually owned buildings (jointly not multiple cards) and one credit card for the building I own in a partnership.

Break down your rehab into individual jobs, for example get a electrician for electrical work, a plumber to repipe the house, a dry wall guy to close out the walls, etc.

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? 

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

@Jordyn Gegg - I have a PM company that oversees all of my individual LLCs.

Quote from @Brody Veilleux: As far as I’m aware, FHA loans are only for individuals.

If individuals and/or LLCs are the beneficiaries, then it is doable. 

@Jerry ZhangThis is not your ideal seller financing individual.

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.