Building out a serious network for the home can completely transform how everyone interacts with self-hosted content and other devices on the LAN. It's also a shortcut to losing one's mind attempting to keep up with everything, especially if they're less tech-savvy or aren't familiar with how it's all configured and interconnected. That's where solid documentation can really make a difference.

Most of the switch ports are populated, and there are various devices running different services. If I were to ask my spouse or someone else to do something, most of the time spent would be me explaining how everything works.