Regular testing is the backbone of any successful email program—and can be the difference between a benchmark-busting campaign and one that falls flat. 

Sarah Jones, Senior CRM Manager at Auto Trader, knows this better than anyone. 

Auto Trader is the UK's largest digital automotive marketplace. But given the influx of competitors to the space over the past few years, regular testing is essential to keep Auto Trader ahead of the competition.. 

In this episode of Email After Hours, Sarah shares her expert advice on email testing—and some of the most surprising things she's learned from her tests. 

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