Worth the extra money in my opinion and just need 4 batteries every year or two. 

An extra large work from home area. 

Given the long term nature of our relationship with the owner, he was kind enough to allow us to view the listing before it went public and given we had already completed an enormous amount of research into the project we were able to offer full asking price.

Given the long term nature of our relationship with the owner, he was kind enough to allow us to view the listing before it went public and given we had already completed an enormous amount of research into the project we were able to offer full asking price.

Since house hacking requires lower down payments you could be left with some extra cash to be ready for the next crash.

Mortgage money is essentially free right now so an extra $25,000 on the purchase price because there is a brand spanking new six burner Wolf range in the kitchen can seem reasonable.

Just have extra cash as renos notoriously go over budget.

I am trying to determine our real cost of having one extra person live in our household.  

That extra $50 isnt going to hurt me over the next few months.

I actually gave myself almost 100k buffer in the overall build cost just to make sure it covers all the extra cost.