The document discusses the evolution of customer service across different channels over time. It shows that 74% of consumers now use multiple channels for customer issues. In the past, 45% of consumers initiated phone orders but 70% were placed on hold. Email support grew as worldwide email accounts increased to over 4.9 billion by 2017. In the 2000s, 56% of consumers cited lack of online information as a reason for abandoning websites. Satisfaction for chat support is higher than for other newer channels like mobile apps and social media, with 71% of consumers recommending brands that respond quickly on social media.