Again, if your $250k is true, and includes all the electrical upgrades, new plumbing runs, potentially new foundation pour (since I assume the existing garage slab is not capable of supporting a new two story house), I am guessing since I don't know the market, but assume you will have a lot of equity by completing the project.

I came across Peter Harris’s program on YouTube while trying to buy my first small commercial building.

Totally different policies and procedures.Sounds like you don't trust your agent though. 

When the credit report addresses don't match her application, you deny her and move on.Any landlord running a credit check on her after 05/01/2024 will see her credit report has a $12,000 collection from a property manager, and that should be an automatic denial.

I don’t sell anything on BP.

It looks like iowa regulates the transfer:https://ipropertymanagement.com/laws/sold-property-security-...Even if you don't have specific language regarding the security deposits if the leases transfer I would expect the security deposits to transfer as part of the lease.

And then monthly by check or if you don’t trust them certified funds or EFT. 

I don't purposefully exclude certain groups by catering to only a few.

I don't take credit cards but I believe stripe does.   

I have answers to a few of your questions while I’m sure spec builders here can chime in on their end for you.