Which of the following is NOT a professional communication skill needed for bid calling?

Professional communication skills are essential for bid calling in an auction setting, primarily because these skills enhance the overall effectiveness and efficiency of the auction process. Among the options provided, making random remarks to entertain is not considered a necessary professional communication skill.

The primary responsibilities of a bid caller include clearly conveying the bid asking price, welcoming the audience to create an inviting atmosphere, and maintaining control of support staff to ensure the auction runs smoothly. Professional etiquette and focused communication are critical to maintaining the attention of bidders and ensuring that the auction flows without unnecessary distractions. While entertainment may play a role in engaging the audience, it should not detract from the professionalism required during the bid calling. Random remarks can disrupt the momentum of an auction and lead to confusion, making it an ineffective strategy in this context.