We’ve all had bad customer service - but some companies take it to a whole new level. In this video, I dig into some of the worst offenders, based on real stories, rankings, and personal experiences.

a mobile phone or television set, generally consumers in Malaysia find themselves struggling with the frustration of having to endure poor customer service after their purchases.

Professor Margaret Griffiths: Is there anything more annoying than when you've been promised a service ... a phone temporarily while yours is being repaired. If your network coverage is poor ...

Despite that expectation, only 8% of customers believe companies deliver superior customer service. To find out more about what bad customer service costs companies and how to create a positive ...

Mobistar's a phone company in Belgium that's notorious for its terrible customer service, so the comedy show "Basta" decided to give them a taste of their own medicine. In the video at about 5 a.m ...