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