Wouldn't advise tying payments to only the original price, should also be tied to portfolio retention - otherwise you could lose all the doors you bought while paying out all the revenue to the seller and your expenses. 

I acquired the four-plex with varied levels of updates, but would need/want to paint cabinets, paint doors, trim, walls; if carpeted, replace carpet with LVP; replace faucets with modern faucets, etc.

What can I do or how should I go about solving my bridge loan issue?

I have 5 doors under management there.... maybe I'm not important enough to them, but I pay them for a service and they are not standing by it.There was a great property manager there that I finally found and things were great for a while.

that we’ve learned in our 24 years, managing almost 700 doors across the Metro Detroit area, including almost 100 S8 leases.

I have lived here for over 10 years(lived in Roswell right next door prior to that) and own many properties here.

Gonna be tough, I heard all the agents in Columbus are becoming Uber drivers.

He failed to provide clear itemizations, which opened the door to legal action from tenants.Make sure you’re documenting everything clearly and adhering to the laws in your area to avoid similar issues.

that we’ve learned in our 24 years, managing almost 700 doors across the Metro Detroit area, including almost 100 S8 leases.

The best house he looked at was itself was in good condition, but the house next door which wasn't shown in the web photos was boarded up and looked like it had been vacant for years.