In order to commit suicide via inhaling natural gas, a person would have to be oxygen deficient. One would have to be in a construction zone or bell hole with blowing natural gas. It would be time consuming and almost impossible for an apartment to fill up with natural gas to cause death, especially with a window open.
Code 2 = urgent, no lights or siren.
211 = robbery.
415 = disturbance.
PO = parole officer.