Begin when your dog notices the stimulus from a safe distance where they are not “bursting into flames”.
As soon as your dog notices the stimulus, start happy-talking and delivering one piece of high-value food after another directly to your dog’s mouth or scatter them on the floor/ground if preferred.
The moment the trigger disappears, you abruptly stop the stream of treats and go back to “normal”.
Repeat the process every time your dog notices the trigger. Here is the timeline to keep in mind: