Looking for some optimization inspiration? Here are our top 5 picks for A/B testing and conversion optimization articles this week:

Webdesigntuts+: A web designer’s introduction to A/B testing. New to online testing? Start here and learn why you should test, what you should test and what mistakes to avoid.

ConversionXL: 4 cases where short home pages outperformed long home pages. Is short copy more effective than long copy? It depends, of course, but here are four examples of short copy that won.

Business 2 Community: Traditional vs. non-traditional conversion optimization. When it comes to conversions, stop obsessing over ROI. Instead, measure ROE — return on engagement.

ReTargeter Blog: From analytics to action part III: A/B testing your way to insight. Effective A/B testing doesn’t just increase conversions — it provides insight into your customers.

Kissmetrics: The nine ingredients that make great content. No one ever said creating quality content is easy, but these nine tips can help make the process less daunting.

Quote of the Week: “Companies that ‘do right and delight’ … understand that it takes doing the right thing at all levels, and then doing something a little extra, to create real fans.” -Eric V. Holtzclaw in CMO.com

Have you read any useful posts this week about A/B testing or online conversion? Share them in the comments below.