How to calculate DSCR is NOI divided by Annual Debt Service. 

Assume that i got margin with IBKR their calculation shows 5.4% and costs 21.8k per year for 400k.So assuming property is 700k with conventional loan and 670k with cash offer.I manage to find another 270k (this is what I'm asking) without paying any origination fees.

After she gave me the numbers, I calculated the rehab to be around $16,000 which I was fine with.I saw on the app we use to track expenses that there were small charges for the rehab which I was fine with.

Success in real estate requires courage, perseverance, and the willingness to take calculated risks.Internalize these principles and apply them in your real estate endeavors, and you will be on your path to success.

Here's a bit more in detail about how rates are calculated for DSCR loans:1.

Sterling,Each lender is different on how they calculate income and also what overlays they have that can cause a bad income calc. 

A straightforward way to estimate value is by looking at the price per square foot and using that to calculate your property's worth.In situations like this, it's worth spending a couple of hours yourself to get a solid understanding of the market.

I think I have calculated the appropriate numbers, but this our first new-build adventure and I would appreciate more experienced eyes on this analysis.We are considering purchasing land in Packwood, WA and building an upscale modern 3/2 1500 sq ft A-Frame cabin.

Or explore what BP has for calculators under the 'Tools' section.  

Per this NY Times article, the average American knows around 600 people.https://www.nytimes.com/2013/02/19/science/the-average-american-knows-how-many-people.html#:~:text=The%20average%20American%20knows%20about,do%20you%20know%20named%20Kevin%3FPer the US Census Bureau, the average American moves 11.7 time in their life, which based upon an approximate lifespan of 84 years, works out to be about every 7 years.https://www.census.gov/topics/population/migration/guidance/calculating-migration-expectancy.html#:~:text=Using%202007%20ACS%20data%2C%20it,one%20move%20per%20single%20yearSo, if the average American knows 600 people and they each move about every 7 years, that means that the average American knows around 85 people that move in any given year.How many of those moves do you want to be involved in?