In case you missed them, these are some of the stories that made the rounds at our office last week, including tips for more effective list building (in 10 minutes), mobile optimization, and writing better emails.

• In The Next 10 Minutes: Improve Your List Growth Through Evaluation – Take 10 minutes to evaluate these four things on your site to make sure you’re making the most of online signups.
• 7 Tips for more effective mobile emails – With so many people checking email via mobile (27% of email opens are on mobile devices), these seven tips are well worth the read.
• Expert tips to increase Email marketing ROI – ROI is always on the mind of email marketers. Jordie van Rijn was kind enough to round up some tips from the experts on how to do boost ROI. For a bonus read, be sure to check out ividence CEO Eric Didier’s post on the same topic over on MarketingProfs.
• Answers to Your Top 11 Questions About Email Marketing #EmailSci – Dan Zarella, the resident email scientist over at HubSpot, uses data and his own insight to answer some of the pressing questions of email marketers.
• Increase Your Email Open Rates with Preheaders – A good explanation of what can be done with preheaders to increase open rates and make your email marketing more effective.

What have you been reading this week? We’d love to hear. Drop us a note in the comments or reach out to us on Twitter, Facebook, LinkedIn or Pinterest.

Photo courtesy of Mike Licht, NotionsCapital.com