Recently I was driving around my neighborhood and noticing how many homes were for sale. Given that the low-end price of a house in my hood is around $700K (I assure you, I’m a renter), I considered the challenge of standing out and getting your house noticed in this glutted buyer’s market. And then I realized that real estate could actually teach us some important lessons about landing page optimization.

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We have some big Shutterfly nuts in our office, and it's not hard to guess why. It's a fun way to share your photos with family and friends that's more than just emailing a link to a digital album or something. This week, we took a look at Shutterfly's Sign Up page to see what things they might benefit from testing.

What it is: When you are calculating statistical significance, you need to decide what you want your confidence level to be. A confidence level tells you how sure you can be about your results. The 95% confidence level means you can be 95% certain; the 99% confidence level means you can be 99% certain.

Online video consumption has become an extremely common and valuable tool to use on almost any landing page and conversion funnel.  Simply adding a video to explain product details or introduce features and benefits can improve the likelihood of purchase.