- Price (flexible discounts)
- Variety of products (peer recommendations)
- Right size (too high percentage of returns)
- The functionality of the site (convenience and continuity of the site)
- Speed of operation (if site load time increases by 1 second, the number of visitors drops by 7%)
- Search on the site (quality search on the site)
- Incorrect information about the availability of goods (validity of inventory)
- Navigation (test ergonomics)
- Discounts/Sales (provide discounts that are limited in time and for customers' categories)
- Images (no picture, no sale)
You can read more about each item on Habra.