Troubleshooting PETG First Layer - Overextrusion? – General

Hello, I've printed a ton of PLA since I've got my MK3S two years ago, but barely any PETG. I'm starting now, and I'm noticing some first layer issues

Gap between wall lines on PETG : r/FixMyPrint

Over-extrusion part way through a PETG print – Hardware, firmware

How to Succeed when 3D Printing with PETG Filament

BLTouch Ender 3 first layer problem : r/FixMyPrint

Blobs/Overextrusion with Prusament PETG – How do I print this

Troubleshooting PETG First Layer - Overextrusion? – General discussion, announcements and releases – Prusa3D Forum

PETG underextrusion(?) despite almost flawless first layer

Blobs with Prusament PETG – How do I print this? (Printing help

Applied Sciences, Free Full-Text

PETG Filament - Complete 3D Printing Guide [Updated for 2022

Overextruding and burning filament with Overture PETG – Assembly

Mastering Layer Adhesion: Tips for Stronger 3D Prints