If you are interviewing for a job, etiquette expert Diane Gottsman explains that “people tend to make judgments based on what they see, and your pen, along with the rest of your image can send the message that you are either trustworthy and responsible or flashy and lack common sense.” She continues to say that when in doubt, you should use black pen for professional communication, unless you are interviewing for a creative job, in which case you can choose a color that reflects your creative nature, without looking sloppy or tacky.
