Recommended · for some experience
EEVblog #1307 - TUTORIAL: PCB BOM Consolidation
Why people recommend it
EEVblog's tutorial is repeatedly cited for cutting unique part counts in a design, reducing reels and cost when boards are machine assembled.
Watch for: Most useful for designs headed to production
In their words
In case someone is still having the same question, this video pretty much nailed it:
F. Heisenberg on electronics.stackexchange.com, May 2020. CC BY-SA.