This might be the most niche post I have ever done but I hope that it might prove useful to someone.

My credit card bill gets made up on or around the tenth of each month but, for reasons I won’t go into here, I needed to much more accurately predict when it was actually going to be created. Through a combination of searching and testing, I discovered that in my case it is always made up on the sixth working day of the month. Turns out that there is an Excel (and Google Sheets) function that can help with … Read the rest