In order to perform CPR, identify a useful and dangerous set of rules to follow from the following items: Panic, tap and shout, walk away, look for breathing, get an AED, and push hard/fast to give 30 compressions to the chest.

Useful:  Tap and shout, look for breathing, get an AED, push hard/fast to give 30 compressions to the chest
Dangerous: Panic, walk away