How Do You Keep a Low Profile When Driving a BMW?

My name is Lu Yang, and I bought my first BMW. The first thing is to let everyone in my circle of friends know that I bought a BMW. The second thing is to let all my old classmates know that I bought a BMW. The third thing is to let my colleagues know that I bought a BMW. The fourth thing is to let my married first love know that I have bought a BMW. However, I just want to show off in a low-key way. However, I really can't keep a low profile! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.