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.

I’m in the process of evaluating the purchase of a laundromat and looking to engage with some folks to ask some questions. 

Just make sure you understand how to underwrite a property or partner with a Hard Money lender that can manage the process for you. 

So developers are building multifamily on these parking areas.Since these areas aren't located on top of residential areas, the zoning approval process has a lot less friction and resistance from NIMBYs.Here's an example in Rochester where an old Sears was turned into apartments for seniors.https://www.passero.com/projects/skyview-park-senior-housing...For multifamily developers, this could be an opportunity for building and partner with the mall owners.

It seems like a win-win, especially with the simplified approval process and flexibility for multi-generational housing.

I have not had an issue with the claw back scenario and if I did I would IMMEDIATELY begin the eviction process which I would then pursue relentlessly.But alas, some tenants use this trick after they have vacated your property. 

Smart investors first focus on finding quality properties—such as those in thriving areas of Brooklyn or potential neighborhoods around Manhattan—and then reverse engineer the process by improving management, optimizing rental structures, or enhancing facilities to make it worthwhile.

Some banks even offer features that allow account holders to manage individual tenant information within one account, making the process more convenient.

There is no way to really get an adequate perspective because there will always be a very wide variance of thought processes.

If you budget the negative cash flow over the course of the hold period and have reserves set aside to fill the gap, there is no problem (assuming your investment meets your target appreciation rates - I understand there is no guarantee there).