Seems as though you have one foot out and other foot dug in a bit deeper (by wanting to manage yourself).

i.e mostly cosmetic $18 to full gut $30 times the square foot of the property or any other method for quick estimation. 

If you don't have that yet, get on a solid footing and then start thinking about investing.

@Todd RasmussenIt’s a 5 unit 10,000 square foot commercial property.

The article you pointed to is a great way to find the numbers but I use a slight variation of that:I calculate somewhere around $12 to $14 per square foot depending on the finish level first.

Hi Everyone, I'm wonder what the range of cost to add a second floor to a 1,100 square foot ranch in Massachusetts would be.

Here's median home price growth, 2013-2018:As you can see, at the very top of the map, the northern area of downtown LA has already seen robust home price appreciation.

Here are my actual numbers from last month for my duplex:PITI: $9000 (and that includes earthquake insurance)Renter's Utilities: $87Rental Income: $4975Principal Paydown: $2160So I'm living in a 1600 square-foot 3/3 in Hancock Park, one of LA's most expensive neighborhoods, for net $1952/month.And that's not including appreciation.

As a CCIM, I use Site to Do Business which is a very robust application and has a lot of special info used to look for markets for users and look for comparative demographics to successful markets they may already be in. 

In June 2018 we bought an updown duplex for $625,000 ($289/square foot) with a 3.5% FHA out of a HELOC from our previous primary residence.