The biggest marketing companies around use email: Staples, Kroger, Walmart, Sears and many others use email to sell their products. They know something about email that you may think is no longer true. They know email still works. That’s why they spend thousands of dollars every month sending attractive emails to their customers and their opt-in leads. To prove this point, Joe Lavery cites a high-powered consultant’s report, “”A new study from McKinsey cites email’s dominance over Facebook and Twitter, saying email is nearly 40 times better than Facebook and Twitter at acquiring... [...]