You can add a little post-script to the end of your email copy, such as "Not responsible for your company's social media? Feel free to forward this ebook to a friend or colleague using social media marketing." Link the call-to-action to a pre-made email, complete with subject and body text. That way, all someone has to do is enter their associates' email addresses and hit "Send."
First of all, BuzzFeed has awesome subject lines and preview text. They are always short and punchy -- which fits in perfectly with the rest of BuzzFeed's content. I especially love how the preview text will accompany the subject line. For example, if the subject line is a question, the preview text is the answer. Or if the subject line is a command (like the one below), the preview text seems like the next logical thought right after it:
Very well written article! Thanks for sharing!!! Just that I would add another tool to this list- intellyMail.com. It is really one of the best email marketing tools that I have come across. intellyMail eliminates the need of manually sending bulk emails through an automated process, thus saving you time and money, besides helping you generate leads