With the high interest rates it hard to get much to cash flow with the traditional 30% down. 

Do you use traditional financing or do you us DSCR loans?

The idea is to convert a multi-family building into condos; but not in the traditional sense where you separate pre-existing apartments into their own condos; but in a way where you combine the common areas of all of the apartments in that whole building, and turn the individual rooms within those apartments into condos themselves; thus transforming the hallways, kitchens, bathrooms, living rooms, dining rooms, porches, balconies into common areas of the condos. 

I've also used traditional loans through regional banks and a few SBA loans. 

Hard money loans typically have higher interest rates and shorter repayment terms than traditional mortgages.

In my experience, using a hybrid model—combining traditional realtor showings with self-guided tours—has proven to be an effective strategy.

In short, I’m trying to figure out if it’s worth pursuing an off-market seller financing deal versus getting a traditional loan and competing for the property on the open market.

Major brands like Ritz Carlton and Waldorf Astoria are currently developing property there, where they have traditionally developed in Miami, Fort Laud, and Palm Beach. 

I am trying to calculate my returns over a 10-year period using the rent-by-room strategy, which results in significantly more cash flow than traditional rentals.

This would also be where an appraisal would be ordered in a traditional sale, but if using a hard money Lender, they have probably already evaluated the value before offering you terms.5.