It depends on the property, of course.

In the internet ages its easy to get black listed as an Investor.. 

If you are asking what the cost of rehab is, well that depends on the condition.

I am a builder in the area and you can make at least twice as much depending on the area of Charleston you are in and the value of the homes in the area.  

Depends on if you tenant still wants to live there after its repaired.Also congrats on a brand new home, insurance will likely build a new one depends on how severe the damage is.

Refinance raises the payments potentially & the higher interest rate may improve your tax write offs depending on your bracket.  

Below is a 5 year chart of best, average and worst outcomes for home prices (depending on who you are of course) from Fannie Mae, our more “conservative” price forecaster.

I've worked for one of the largest (if not the largest) STR PM in the country and depending on your region they generally charge 20-35% of GROSS revenue.

Wayfair is not a retailer, they are a drop shipper who scrapes most furniture retailers on the internet. 

In the buy and hold situation, depending on what you buy it for, the expenses of owning/taking care of it, and how much you can rent it for, you could have some cash flow each month and have a second property that appreciates each year.