Martin Grunstein, a professional speaker on customer service, reveals what made him turn from a raving fan of his agent into a vocal critic.
Martin Grunstein, a professional speaker on customer service, reveals what made him turn from a raving fan of his agent into a vocal critic.
Breaking news and updates daily. Subscribe to our newsletter.
You are not authorised to post comments.
Comments will undergo moderation before they get published.
You are not authorised to post comments.
Comments will undergo moderation before they get published.
Comments (0)