The first is a welcome email with 3 key tasks you can accomplish in the software. Three days later, there’s another email asking what you need to get done and encouraging you to start using the product. Two days later, there’s an email talking about the Asana dashboard. The series ends with an email two days later, which highlights the calendar view.
Every week, the folks at InVision send a roundup of their best blog content, their favorite design links from the week, and a new opportunity to win a free t-shirt. (Seriously. They give away a new design every week.) They also sometimes have fun survey questions where they crowdsource for their blog. This week's, for example, asked subscribers what they would do if the internet didn't exist.
Use your real email signature: Just like using a real reply-to email address, you want to use real contact information within the email and the best way to do that is to include your contact details in the email signature. Giving your readers the opportunity to contact you or connect with you online is a great way to be personal and build a relationship with them.