While self-regulatory approaches can and have worked in various situations, there are certain instances in which it is unrealistic for them to work as effectively as needed in order to adequately protect the public interest.
There are certain instances in which it is unrealistic for self-regulatory approaches to work.
In all instances it is realistic for self-regulatory approaches to work.
She climbed up the slide.
San'doro bowed and the Kal smiled at him.
Someone running on a racetrack.
People are watching a fight.
You would never dare to steal Tootsie pops.
The Old One comforted Ca'daan as if it were any other day.