If you read the entire article,
its says unattended dogs... So that only applies to some tying a dog up and walking away for more then 30 minutes.
Not exact matches
The nutters as you guys
say are probably a majority of guilty people that let their
dogs roam
unattended and think it's cute when their pits are little and they are showing negative signs then but don't do anything about it.
Adult
dogs will learn to accept a crate as well, but it may take a bit longer —
say a few days or even weeks of this before you can leave an adult
dog unattended in the crate.