In that year 2011 I purchased 60 houses (which was more than the previous 4 years combined) then in 2012 we bought 120 and in 2013 we bought 75, and hopefully we can pull off 100+ this year as well.Hope that helps!

Housing demand has also allowed landlords to demand higher rents.The combination of low rates and higher available rent means it’s possible that part or all of your mortgage payment can be paid for by a renter.

They can also create a conceptual estimate using a combination of subs, assemblies and cost data from RSMeans. www.rsmeansonline.comRSMeans is typically going to be more expensive than your actual costs.

Leveraged as much as is reasonable and profitable at the lower conventional interest rate and terms (vs. portfolio I am assuming here that these "expensive" properties meet the standard "50% and 2%" rules or an acceptable combination thereof.

Both of my parents work as well and make 6k a month combined. 

Since we are relatively new, we plan to purchase a multifamily unit around $1M+ through a combination of a bank loan and personal loans.

I am looking at a rehab deal where 2 houses can be picked up for the cost of back taxes (~25k combined).

You said you are married, and with your combined incomes, are you accepting taxation in a higher bracket on what you are putting into the TSP?

So QE in combination with Fed funds target rates of 0 have kept rates extremely low.

The key factor is this guy wanted a fixer upper and committed to doing some rehab himself, is qualified to do so, perhaps an unusual combination of circumstances?