There are times we are just sending out messages or information and not expecting a response, except perhaps a “like.” For instance, your friend posts a picture of her new dog on Instagram and you cli...There are times we are just sending out messages or information and not expecting a response, except perhaps a “like.” For instance, your friend posts a picture of her new dog on Instagram and you click on “like.” Other times we try to communicate an idea or ask a question and we do want a response, such as “What time is the exam on Friday?” This response is possibly from one person or many.