Gilles is also right, i do that sometimes in some ocasions.
Sometimes Inar decides that he want to walk into another direction and than he hangs in the leash and i am now not strong enough to winn that battle so :
He is hanging backwards, i pull , he uses more waight backwards than i release the leash and releash.
They hate that because they cant find the balance anymore.
And sometimes i use short jerks fast and that is very annoying for them.
Great that you posted an update!
Most of the time people answer a question and you never hear if it worked out yes or no.
And i am always curious if it did.
By the way its even dangerous to train with a full stomac