The subject line has evolved. It is now a filter and not a marketing device.
Those using it to tease extra opens run the risk of sender reputation damage for little incremental revenue.
Email is still one of the most effective marketing channels for a small business today – it is cheaper, more measurable and can be targeted more effectively than traditional direct mail.
More than half of the respondents to our 2007 Industry Census that tracked their ROI, said that income from email marketing was three times or more than the amount spent , while almost a third said it was five times or more.