[pantulis]

This is the mandatory linky to Johnny Decimal, which is another method with a little more detail on how to name your content taxonomy:

https://johnnydecimal.com

[Takizawamura]

We use a modified version of this system for my six-person team. For the first two folder levels, we use numeric folder notation with a max of 10 folders for each level. We do allow for deeper levels as needed. For example, we often need a bunch of folders for data.