If the house floor seems to jump, bounce, or wobble when you walk on it, that floor and maybe the walls, were not likely built correctly.Check EXACTLY where the house is located based on the fire zoned maps. 

I recommend looking into areas near economic bases - close to Nationwide Children’s Hospital, Ohio State Campus, New Albany, etc.

Don't limit yourself just based on where you are currently living or going to live.

I am newly licensed and considering joining eXp as I like the cloud-based model.

They will qualify based on the market rent 1007. 

Then he can go as slow or fast as he wants based on that timeline.50% payment upfront is very generous with someone you don't know.

I think the asking price may be more than if it was based on LTR since cash flow will be more with MTR/Airbnb.  

I am based in New Zealand, What is your question, @Sovandy Yin ?

Based on the property line, the existing structure is 10' over the setback line in the front. 

Based on what you said, getting yourself a survey will help tremendously, as others have said.