Let's use $1,000 just as a base number for a Cost seg study just because we can multiply it easily. 

My avalanche is about to get a tune up new suspension and 4 new tires less than 2000$ and it will be ready to go anoter 75k2.

@David Ivy Yep that's true David, in the formula for that cell I took the ending hypothetical value of the home after 30 years with the assumed house price appreciation, then multiplied it by the 6% percent realtor fees and subtracted it along with the capital gains deduction and original value of house, then multiplied the result by 15% to determine capital gains tax.

Is it the full cash amount I depreciated or the amount of depreciation multiplied by my effective federal tax rate?

Or do I subtract taxes, insurance, exc from monthly rent before multiplying and dividing?

Now multiply by whatever number of properties you have as your goal!

@Clay TeegardenAmongst the avalanche of nearly identical responses from my fellow accountants about setting money aside and rates and so on, I will repeat a point that I consider crucial:There is no guarantee that you will have any taxable profit when you start flipping.

Multiplex has lots of responsibilities to manage multiple tenants and other related issues which are multiplied as well.

Tell the rich guy that has seen it all and done it all how much they don't know...yeah, that seems sound.Whatever happens, your outcome will be multiplied.

Regarding your question on how to calculate value, this size property is tough because many investors in this size still base price on a per unit basis, gross rent multiplier or other metric.