Phone Etiquette Tip. Always let someone know if they are on speaker. Additionally let them know if anyone is with you who may overhear the conversation. People may tailor their conversation based on who is there and if they know others could potentially overhear a conversation. 👉 follow along for more daily etiquette advice. #etiquette #phoneetiquette #celletiquette #cellphone #manners #mannersmatter #etiqietteexpert #etiquettecoach #etiquettetips #modernetiquette #professional #businesstips #b