If you're a faneditor these are the BestEdit resources that may help you on your journey

XML Fix Script
XML Shift Script
Auto Subtitle Script
ffmpeg A/V Sync Test Script

Premiere Pro import tutorial
DaVinci Resolve import tutorial
BestEdit calibration tutorial

Video: Calibration Tutorial
Video: Encoding Tutorial
Encoding Tutorial quality samples:
18 (highest), 21, 23, 28 (lowest)

FFMPEG commands to convert MKV files for editing
FFMPEG commands to encode your edit for release
High Quality Audio Sync
Python/Mutagen script to clean up mp4 metadata/titles