It's rude to call the police on a friend.
Andrea's friend Wanda has been smoking weed a lot to cope with her depression and Andrea is concerned.
Andrea wants Wanda to stop smoking so much.
Andrea talks to Wanda about her concerns and refers her to a therapist.
Andrea calls the police and tells them Wanda is in possession of drugs.
Wanda is able to address her underlying mental health problems, so she can stop using drugs as a crutch.
Wanda is arrested and her emotional state worsens.