Following on from the “Operation Crossfire: Introducing Crossfire – World War Two Wargaming” video is another good introductory video by Nikolas Lloyd, covering Movement and Reaction in Crossfire. This gives a great quick introduction to basic infantry movement and reactive fire in Crossfire.
See more in the series here with Instalment #3: Crossfire: Smoke & Close Combat Video. Or you can find more in the series by Nikolas Lloyd on You Tube.