Question: what should you do before giving cpr?
Answer: Check the scene and the person. Make sure the scene is safe, then tap the person on the shoulder and shout "Are you OK?" to ensure that the person needs help.
Call 911 for assistance. ... 
Open the airway. ... 
Check for breathing. ... 
Push hard, push fast. ... 
Deliver rescue breaths. ... 
Continue CPR steps.