No matter what business you are in it always helps to be seen as an expert. If you were calling someone to fix a drain or sell your house you would approach the person you saw as most credible and reputable in that area of expertise.
Breathing is something that is vital to life. It is something we all do and need to do constantly to enable us to live. If you are not doing it now then I’m sorry but you cannot continue to read this, as you are dead.