Email marketing costs half the price of direct mail and provides measurable, improvable, and repeatable results. It's also trackable and provides as much customer information as you want to collect. Of course, the email experience is a unique one and changing constantly. While many of these samples were designed in Constant Contact, lately I've been creating oodles of text emails with links back to important site content. While they drive traffic and convert, they're rather boring to look at. So, instead of those, here are some emails from the days when pictures were worth a thousand clicks.