They'll make sure all the windows work, and that the smoke alarms are installed correctly, that any stairway with more than 2 steps has a railing, etc. 

You can consider installing individual boilers for each block.

Some of our clients have even installed two separate electric meters on the property, which would require two separate addresses.

- Since a portion of the house will be a STR, can I bonus depreciate the solar panel installation?

If you decide to sell another strategy for you to consider as an alternative to a 1031 is a structured installment sale. 

, cleaned, and installed new HVAC, ran all new pex lines/valves/shut offs, all new hardwood flooring and carpet, all new and expanded kitchen cabinets, new appliances, created full bath and connected it to a bedroom to create en suite, repurposed 2 unused rooms (1 into a 4th bedroom/office/playroom and one into a family room, installed new interior and exterior lighting throughout, new automatic garage door, and landscaped.

.: @Carlos Ptriawanyep, am still waiting for ChatGPT to be able to tell me what the condition of every single sewer line in Pittsburgh is.This should be doable by installing some IOT device lol 

Created en suite bed/bath, extra bedroom/office/playroom, created family/tv room, added a couple of windows in dark rooms, installed new HVAC, ran all new pex lines/valves/shut offs, all new hardwood flooring and carpet, all new and expanded kitchen cabinets, new appliances, converted 1/2 bath into full bath, repurposed 2 unused rooms (1 into a 4th bedroom/office/playroom and one into a family room, installed new interior and exterior lighting, new electric garage door w/remote, and landscaping What was the outcome?

Everything. 2) Make sure you have a signed contract that is legal and thorough. 3) keep the progress payments relatively equal to the work being done....example - don't pay for tile when you're still doing framing.Go get some bids and then come back and talk to us again... 

- Since a portion of the house will be a STR, can I bonus depreciate the solar panel installation?