Not a FB user, but I’ve subscribed your channel quite a while ago (on my YT “profiles”) 
As TrailTrek (also subscribed a long time ago) mentioned, you provide many information and footage other channels (mine included) do not/cannot provide.
So, best of luck and keep up the good work 
As for the GAW rules, here’s the a reminder thread: **Tips and reminders about giveaways**