The document discusses how email marketing should emulate the experience of exchanging valentines in third grade. It recommends that marketers 1) plan campaigns weeks in advance to ensure messages are memorable and relevant, 2) keep messages simple, clear and tell the audience what action you want them to take, and 3) get creative with design to make messages stand out from competitors while embracing boldness. It also suggests 4) including bonus content like videos, ebooks or affiliate offers to provide value to recipients like candy with valentines.