You must not be an outdoors handy person nor mixing with them!-)
If you search the internet for "fence gate," you will get a lot of hits. For example:
yes, please do report this. i have frequently run into the same issue - also australian, i tend to say 'shut' rather than 'closed'.
but the more we report this, and add to the discussions here, hopefully the more confidence the course administrators can have investigating our suggestions.