Traffic from organic search is free and long-lasting, which makes you less dependent on advertising budgets. If you look at the list of the top three American e-commerce retailers, you will find that it matches the above data with the top three companies getting the most organic traffic. This definitely proves that SEO pays off in the long run: you attract quality traffic in large volumes without paying for it directly.
This is the number of views that you can test each month on your website.It's up to you how you choose to use them, either by allocating all the views to one test or to multiple test, either on one page or on multiple pages. If you have selected the 10.000 tested views plan and you run an experiment on your category page which is viewed 7000 times per month, then at the end of the month 7000 is what you'll be counted as tested views quota.