| | no upsell | upsell |
| Unique people in experiment | 3032 | 6966 |
| People who clicked through to checkout page | 3032 / 100.0% | 6966 / 100.0% |
| People who purchased a book | 209 / 6.8% | 426 / 6.1% |
| Average order value per person who purchased | $26.07 | $29.23 |
| People who shared | 39 / 1.2% | 64 / 0.9% |
| Total Shares | 45 | 73 |
| Average shares per person who shared | 1.1 | 1.1 |
| People who clicked on a share | 119 | 404 |
| Friends who bought a book | 2 / 1.6% | 6 / 1.4% |
| Friends who shared | 4 / 3.3% | 5 / 1.2% |
| Average number of shares for people who clicked on a share and then shared | 1.0 | 1.0 |
| Number of people who clicked on a share by Friends | 11 | 10 |