Resources
Tools to Avoid
List of many outdated/dangerous tools.
Mods to Avoid
List of many outdated/dangerous mods.
LOD Guide
Guide on how to generate Object LOD with xLODgen.
xEdit Basics
Introduction to xEdit, which will allow you to understand how plugins work and how you can edit records.
The Method
Guide on how to use The Method, which is used while creating a modlist in order to patch it properly and hide remaining conflicts that need no intervention.
GECK Wiki
Most comprehensive resource for the GECK and scripting.