Author: corwinolson

Replacing Your Main Water Line Cutoff Valve

TLDR: Concise Instructions Background It all started with a leaky tub faucet. “Crap!” I said probably too loudly near my 3 year old son, who had just gotten out of the bath. This was early last fall (2019) I believe.

Slashing Your Entertainment Expenses

When you’re getting started down the more frugal path, it can be challenging to figure out where to start when it comes to cutting your expenses. Some folks will argue you should start with the biggest expenses, just like mathematically

Should You Refinance Your Mortgage? Consider Investment Returns!

For years I put off thinking about refinancing our house. I just didn’t want to deal with all the factors I would have to consider, even though our 30 year mortgage rate wasn’t that great (4.75%). Then I started seeing

Choosing Your Health Insurance Plan – With Math!

Last year my wife and I were procrastinating yet again on selecting a health care plan option. Specifically, which of two plans to select for her and our son that were offered by her company.  My health insurance is super

Taking Class Notes with LaTeX

“Are you actually typing these notes?” The professor looked at me in disbelief. I’m pretty confident I was the first person to ever try typing his lecture notes, especially given how equation-heavy this aerospace engineering graduate course was. I think

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