From: Warby Parker
Subject: This can go two ways -

Choose your own adventure | View this email as a web page.

Warby Parker does great email. They know that design is important in marketing, but they also know that simplicity is key and that it attracts audiences back to their site. Warby has two types of glasses to sell: eyeglasses and sunglasses, which is why we thought that their subject line and content is very smart and clever. Simplicity in email might just be all you need to captivate your readers.