Links / Resources...
Ender3 subReddit
Ender3 subReddit: getting started page
Ender 3 Build/setup videos
From 3D Canada
From Just Vlad
From Tomb of 3D (printed) Horrors
Extruder calibration
Tomb of 3D printed horrors
all3dp.com
Slicing for Ender 3
Stop Ender 3 Stringing (YouTube)
ideamaker download (from raise3d)
Ultimaker Cura