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

NPR: Orbitz shows Mac users pricier hotel options: Big deal or no-brainer? Mac users are much more likely to book 4- or 5-star hotels as compared to PC users, Orbitz says. But is it fair to show them pricier travel options when they visit the site?

Marketing Sherpa: A/B Testing: Why don’t companies track ROI of testing and optimization programs? Recent research suggests that 53 percent of marketers can’t track the ROI of their website optimization efforts. Measurement might be difficult, but it’s essential if you want to make strides with your entire marketing program.

Search Engine Watch: Top 20 conversion optimization tips. Not sure where to start with CRO? Consider optimizing acquisition channels first, leveraging CRM data and building a culture of optimization. Read on for 17 more ideas.

Numerate Choir: Why “A/B testing vs. holistic UX design” is a false dichotomy. Simple A/B testing can cause your growth to soar, but A/B testing that’s part of a holistic design approach can give you valuable, long-term insights about your visitors.

iMedia Connection: When the data you have is all the data you need. Before you become overwhelmed with data overload, take a look at what you already know about your customers—it may be enough to move the needle significantly.  

Quote of the Week

“It's been my experience that most decision makers really don't care about the technical details of your analysis. What they want to know is: Why is this important to me, and what can I do about it? If you deliver a presentation that's a series of technical charts, you've lost the game before you even started.” -David Schmitt in All Analytics

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