Continuous A/B Testing to Maximize Conversions

10 Quora Threads About Conversion Rate Optimization

By Alaister Low on August 1st, 2013


Quora has quickly become a valuable resource where people are able to ask questions about literally anything and receive high quality answers from qualified professionals and experts. There are a lot of questions asked about conversion rate optimisation and A/B testing, so we have gone through them all and compiled the top 10. Here they are in no particular order:

1. What are the most unexpected things people have learnt from A/B tests?

A/B testing is great for increasing conversions and growing your company. It is very metrics driven and a lot can be learnt from running constant tests. Here’s a great question about unexpected things that people have learnt from running A/B tests. A summary of the unexpected learnings include:

  • Your most basic assumptions can sometimes be dramatically wrong.
  • A minor change can result in significant impact.
  • Sometimes a small level of engagement upfront can result in more longer term engaged users and much more.

2. What are the best case studies in conversion rate optimization?

A lot can be learnt and taken away from conversion rate optimization case studies. Here you’ll find great sites and resources with a lot of different conversion rate optimization case studies from a variety of different industries. There’s also a very informative video about how MecLabs were able to increase conversions for media giant, The New York Times.


3. Is it true that Netflix divides subscribers into 10 groups and assigns each group to an internal team that competes to boost loyalty metrics of that group?

This is a very interesting question around how Netflix handles conversion rate optimization internally. What better person to answer the question than Neil Hunt, Chief Product Officer of Netflix. He comes in an explains how each visitor may be exposed to different experiences with Netflix running a few hundred tests concurrently.

4. What are some of the top strategies for conversion optimization?

This question brings together a whole list of awesome strategies for conversion rate optimization. There are lots of different examples of how some of the strategies were implemented and the results it created. A great example is implementing a post sign up follow up. According to Joshua Ledgard, Founder of, they generate an additional 15 – 20% signups from this.

post signup follow up

5. What product has killer landing pages?

Landing pages are important for conversion rate optimization and provide a focused channel for visitors to complete/perform a desired action, whether it be sign up, try or buy. Here we have a collation of awesome landing pages from all over the internet. You’ll be able to get great ideas from checking out these different designs and ideas. There are landing pages from companies like Skype, Dropbox, Airbnb and many more. There are also answers that explain what makes a great landing page.

6. What’s the best way to analyse traffic conversions on a simple website?

When looking at conversions and optimization it is very important that we are collecting and analyzing the right data. Here we have people explaining the best ways and tools to monitor and analyse conversions. These tools include Kissmetrics, Mixpanel, Google Analytics and many more. The answers also explain that a lot of the time it is knowing what to do with the data and how to use the data rather than just collecting it.

7. What are the best proven ways to double conversions and revenue for commerce retail shops?

This is a great question for people running ecommerce sites. The people who answered this question share a lot of different strategies around increasing conversions for online stores including, having an efficient checkout, including search functionality, use heat mapping software and much more. There is also a great infographic which is shared that goes through a 91 point checklist for ecommerce conversion rate optimization.

holy grail of ecommerce conversions

8. What is the best book about Conversion Rate Optimization (CRO)?

There are a lot of online resources such as blogs, white papers, infographics and videos about CRO. Here we go into the best books about conversion rate optimization. The books suggested are very detailed and are great for those long plane trips where you don’t have access to the internet. The books suggested here include ones authored by Chris Goward from Widerfunnel, Bryan Eisenberg (online marketing pioneer) and many more.

9. What are the proper statistical tests to use for A/B testing?

This one is for the more technical and mathematical conversion rate optimizers. This question goes into the statistical models around A/B testing and how mathematics plays a crucial role for experiments and traffic distribution. The answers goes into statistical significance for A/B tests and odds ratios.

10.  How does signup registration form length impact conversions?

This is an interesting question going into the relationship between the length of forms and their impact on people completing the form. This looks into length and effort perception as well as the friction people may experience. This graph (from Hubspot) pulled from data from over 40,000 landing pages shows the relationship between number of form fields and conversions.


As you can see Quora is a huge resource and there is a lot of information about landing pages, conversion rate optimization and conversion testing. Feel free to comment and let us know of any other great questions or answers you find.

About the Author

Alaister Low is a co-founder of Growth Giant which is a tool that uses the Multi-Armed Bandit Algorithm to continuously test landing pages. It automatically directs traffic to your better performing pages to ensure you get the maximum conversion rate. Google+

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