Well here's a couple of hard-thought pages, 80% of which is new, or heavily re-worked rules for how
I kept it pretty darn liberal compared to Flames of War (which is much more strict/complicated about this stuff). There's no 'must do this' anywhere (just a possible initiative penalty), and as long as Out-Of-Command models move closer to their unit leader they can zig-zag and take their time getting back.
I also clarified how reserves come on, and what Initiative they'll have.
Apart from image optimizations, there's only a few tweaks at the end of the section for movement.