I would only recommend purchasing items that fall into that vision. 

This could be an opportunity to add value by offering to help with clearing or relocating those items as part of any potential agreement.Why This Could Be a Good Move for YouYou see long-term potential in the property, especially with the large lot and development possibilities (even if those are years down the line).As the current tenants, you have the advantage of a direct relationship with the landlord and familiarity with the property, reducing competition and risk.This could be a chance to lock in a property that you might otherwise lose if it hit the open market, especially in today’s competitive environment.Challenges to ConsiderIf the landlord is emotionally tied to the property or reliant on rental income, they may be reluctant to sell.Financing could be tricky, especially with today’s interest rates and the gap between the current rent and what a conventional loan might cost.The development potential you’re interested in is likely a long-term play, which means the property could be financially tight in the short term, especially if you’re only breaking even or slightly negative on cash flow.Structuring a Potential DealTo make this feasible, you’ll likely need to explore creative financing options that align with both your financial capacity and the landlord’s goals.Seller Financing: Propose a deal where the landlord acts as the lender, allowing you to make monthly payments directly to them.

The owner also needs to save for big ticket items that may need to be replaced every 10 or 20 years such as AC, hot water heater, furnace, roof.  

Basically almost all the items you mentioned when traveling can be written off to a certain extent.

Protection from lawsuits is a big item to consider as well, especially in higher price range properties. 

Due to item 1, adding an ADU can require years to start achieving any return (once the accumulated cash flow recovers the initial negative position).4) Adding an ADU is a slow process.

When an owner replaces or retires certain items (e.g., lighting, HVAC, or carpeting), they can claim a deduction for the remaining undepreciated value of those items.

Will itemize for brevity purposes:- Mother wants to move to Saint George, Utah and get a home in a 55+ community- Me (son) has cash and wants to buy the home for her.

Once I get to a point that it is making enough per month that I feel comfortable taking money out of the business that would be when I get to the point that it is worth have a specialist assist me in all deductions, credits, and future items that will help me to transfer from a W2 to working for myself fully.

I think negotiations on knocking the price down on inspection items on value add will be huge especially if its a flip like you mentioned.