Advanced Special Price Editing for a SKU

1. Access the Inventory menu, then at the Inventory screen click on the   tab.

2. Now select the item you wish to modify and switch to the  tab.

3. To add a new pricing rule to your item, click the  button located at the bottom of the prices window.

4. This will bring up the Auto Discount Rule Editor window.

5. You can create more advanced pricing rules using the  button, which will open a popup list of commonly used discount rules, as well as the option for a blank rule.

6. Once you have created your pricing rule  you can edit it using the  tab to bring up a list of fields to change the pricing values and rule conditions.

7. Select Create Advanced Rule to open the advanced pricing rule editor. 

      Step 1: Once you create a new rule, it will appear in this list. Select it to edit the settings. 

      Step 2: This section allows you to name the rule, designate whether the discount is a percentage or set value, the date range for the rule, designate a limit for discount value, limit the quantity sold per transaction, and whether to only discount the highest priced item first. 

      Step 3: You can apply "If conditions" using the query builder to change the special price for certain scenarios. For example you can create a rule that states "If Total Purchase Amount = $5.00 or greater, then give extra 10% discount." 

      Step 4: This section applies the special price to a designated choice of products using the query builder. 

      Step 5: Here you can apply the rule(s) to all or some of your stores and store locations. 

      Step 6: Once you are satisfied with your new pricing rules, use the  button in the bottom right corner to save your changes, and exit the Discount Rule window using the  button below it.

In order to get that Special Price to show up in your SKU listview, hold the CTRL key, and hit the refresh button in the top right.
You should see a green loading bar on your screen, which mean's its loading a new list from the server.