The items will need to be marked active and be added to the inventory to display on the page. 
  1. View the eStore page.
  2. Click the Administration link.
  3. Select Inventory tab > Click Edit next to an item we would like displayed.
  4. Mark the Is active checkbox.
  5. Click to save inventory item
  6. Select the Inventory tab and make sure items have been added, if not input the item amount and click Adjust inventory.
For the category to display:
  1. View the eStore page.
  2. Click the Administration link.
  3. Select the Category tab > Click Edit next to the category.
  4. Enter the parent category ID if we are using a parent category or enter -1 for the item to display without a parent category.
  5. Click the Update link.