First, everything I know I learned from reddit and server builds:

Serverbuilds.net
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https://www.serverbuilds.net/

Second, for my home server, Server Builds recommended a Dell T110 to get started (this was a few years ago). It’s a pre built system, it’s old and cheap and probably sucks up electricity but it works great many years later. I am ready for an upgrade but not quite ready to future proof this system (or migrate everything). Maybe this winter. Here’s a link to the T110:

[Guide] NAS Killer 4.0 - fast, quiet, power efficient, and flexible - starting at $125 - Builds / [LGA1155] NAS Killer 4.0 - serverbuilds.net Forums
Prebuilt Dell Poweredge T110 II Type Part (link) Expected Price Case Dell Poweredge T110 II $125 - $250 Motherboard Dell Poweredge T110 II Included CPU Varies (Core i3, Xeon E3 V1/V2) $0.00 - $50.00 RAM Varies (4GB - 32GB) $0.00 - $50.00 CPU Cooler Dell Poweredge T110 II Included Power Supply Dell Poweredge T110 II Included SATA Data Cable 6 Pack SATA cable $8.00 SATA Power Splitter Startech 4xSATA power $14.00 Total ----- $147.00 - $372.00 Hardware info: This “build”…
https://forums.serverbuilds.net/t/guide-nas-killer-4-0-fast-quiet-power-efficient-and-flexible-starting-at-125/667/14

Last, my small business server:

As a production company, this has 70tb of storage for footage. I call it my warm storage. The build is based off another server builds article:

[Guide] Anniversary 2.0 “SNAFU” - Server Needs a Friggin’ Upgrade - Builds / Legacy Guides - serverbuilds.net Forums
[JOIN THE DISCORD] Special thank-you to all of the moderators, trustworthy, and Patreon supporters who provide valuable feedback and put up with me on a daily basis. Objective & Overview Create the end-all guide for LGA2011. Update the Anniversary NSFW build to include many more options and avenues, including but not limited to: vendor direct deals, pre-built systems, add-in cards, storage, and sample builds. Following in the wake of the very popular NAS Killer 4.0 build guide, utilize a…
https://forums.serverbuilds.net/t/guide-anniversary-2-0-snafu-server-needs-a-friggin-upgrade/1075

I have a ZFS array for fast editing and a protected array as warm backups. I also run a ton of services. At some point I want to split the storage a