Gilli Allan is coming....
Using my tried and tested method of ... ignore the instructions, because you won't understand them, but use good old trial and error ... I have just taught myself how to make a trailer. This is the thirteenth version!
I am inordinately proud of myself, but for the moment cannot work out how to put it in a tweet. I think it's too long, but I am sharing it here if I may.
If it's muted do make sure you turn on the volume - the music track is supplied by Driftway, one of the folk rock bands which my son, Tom Williams, is a member of.