Personalization is a key ingredient in best-in-class email campaigns. Here are five elements that can be tailored for each recipient, from graphics to offers.

Thursday is the best day of the week to email — it produces the best open rates, according to a report from "Campaign Monitor." Sunday is the worst day. 

Senator Elizabeth Warren’s campaign has sent a fundraising email attacking newly announced candidate, billionaire Tom Steyer. “We need our candidates to compete to have the best ideas – not just to write themselves the biggest checks,” it says. 

The UK Information Commissioner’s Office (ICO) has leveled almost £300 million in fines against British Airways and Marriott. The ICO may ringfence part of that money to cover the potential legal costs of defending its decisions. 

Email response improves when brands send triggered messages based on specific customer behaviors. Here are five email marketing messages that you send based on behavioral triggers. 

Email receipts delighted writer Jared Newman at first. Then Newman came to think they are an invasion of privacy. 

Medallia, a customer experience specialist, has announced terms for its IPO. The company, founded in 2001, hopes to raise $247 million on sales of 14.5 million shares.

The UK’s Information Commissioner’s Office wants to fine Marriott International Inc. 99.2 million pounds ($124 million) for a massive data breach at the chain’s Starwood hotels reservation system, Marriott has announced. The breach involves up to 383 million guests. 

Who doesn’t want to be brilliant at email marketing? Here’s an infographic from GetResponse on 11 essential actions that email marketers must take.    

Email drip campaigns are a good way of staying in touch with customers. But they have to be done right: Businesses have to cultivate a high-quality lead list, create stellar content, split test their email copy and use customer service to sustain engagement. Here’s a guide to how this is done.