This newsletter from Postmark discusses various topics related to email marketing and customer service, including the importance of plain-text emails, friendly tone vs formal tone in communication, and the use of automation tools. The newsletter also features a customer success story about Alison Kay, who uses Postmark's platform for her business, Ancestral Kitchen. Additionally, it highlights updates to Postmark's WordPress plugin and Java library, as well as resources from the community, including tutorials and webinars on email marketing and transactional emails. The newsletter concludes with a humorous anecdote about a customer review that sparked excitement among the team.