Spreadsheet Production Planning
I use a spreadsheet for planning my production lines in Satisfactory. I do this so I don't spend time during my streams doing maths and running around checking what machines are making what, I personally don't think it makes great viewing. However due to multiple viewer requests I did an impromptu crash course on how I use the spreadsheet and how it helps make decisions.
Calculating Fluid Train Size
If you use trains to transport fluid then you are going to want to make sure the train can supply enough fluid to last the round trip. This video explains how to calculate this along with a working example.