WorldEdit basics is a series covering the basics of using WorldEdit. This video goes over how to make selections and the various selection types.
WorldEditCUI is available here: https://modrinth.com/mod/worldedit-cui/
This is a remake of a similar video made in the past, with more up to date information and better audio quality.
Comments are limited on this video due to how many are general WorldEdit support questions. For WorldEdit support, use the discord at / discord