In-Depth Video Guides

Beginner Series (Up to B19)

Intro & Game Navigation: https://www.youtube.com/watch?v=-anxDuNlhJo
Base Development: https://www.youtube.com/watch?v=jNe6EoTFGt4
Economy Development: https://www.youtube.com/watch?v=LarjZVzMsao
Combat Development: https://www.youtube.com/watch?v=lJdSsbwXvGc

Advanced Series (B19 to B22)

Optimizing Electricity: https://www.youtube.com/watch?v=iBeK58ImbI0
Troop Consumption: https://www.youtube.com/watch?v=Cb9KmfU8-H4
Late Game Economy Development: https://www.youtube.com/watch?v=gnf-GYd24Rk

Dreadnought APC Part Workshop: https://www.youtube.com/watch?v=8YWlP9mc6IY

Expert Series (B22 to B25)

Hero Development Guide: http://www.lsstips.ca/hero-development-guide/