You can pick and choose what you want in your package, the air filters we don't do but there are plenty of benefits and we keep the price reasonable for tenants.

Along with some other benefits. 

I currently own 1
property as tenants in common with 5 other owners. I own the majority (~54%).
We only have 1 tenant now.

We are doing a
renovation of the existing duplex and building an ADU complex, Once finis...

Here’s how to move forward in a way that benefits both of you financially and from a tax perspective:Form an LLC and list both of you as members.

.,  We do not do it, as we researched it and found no added benefit - I have yet to find a company doing this that actually has a positive P&L statement. 

If it’s in a mobile home park where you lease the land, you may face higher lot fees and limited appreciation, but still benefit from strong cash flow.Focus on manufactured homes (post-1976): These meet HUD standards and qualify for better financing, tax treatment, and stability.

House hacking with MTRs (30+ day stays) offers solid tax benefits, depreciation, pro-rata deductions, and no self-employment tax, but lacks the aggressive STR loophole advantages.Key Tax Differences:MTRs are passive (Schedule E); losses can’t offset W-2 income unless you qualify as a Real Estate Professional (REP).STRs (<7 days) allow losses to offset W-2 income if you materially participate, even without REP status.MTRs face fewer IRS red flags, and you still benefit from depreciation and deductions.MTR house hacking is tax-efficient but less powerful than STRs for offsetting active income unless REP rules are met.

Quote from @Christina Galdieri:You're exactly right, qualifying without using personal income is the main benefit of a DSCR loan.

Trying to figure out how to structure a partnership, how to split profit but mainly how to finance and share tax benefits.

You would benefit off all my skills and determination to be great. and I would benefit from your capital because I live in Hawaii and it it's extremely difficult to save capital