Having made a trade for Reluctant Enemies, the new Operational Combat Series title, I've taken the plunge and learnt OCS.
It wasn't as hard as I expected.
Heres a link to the playlist of videos I made on it;
The quality of the videos is a bit ropey early on. I had to learn the ropes with the camera, focusing and lighting etc.
heres a later video that is a little better;
I don't cover everything in these vids, and there might be some rules mistakes, but they are enough to help anyone understand OCS and get playing.