Inline editing of Base Price and Other Prices is available when both Multiple Currencies and Quantity Pricing features are disabled in an account.
1. Setup > Company > Enable Features > Company > Multiple Currencies = T
Effect on Item > Sales/Pricing tab, subtab for Multiple Currencies (ie. USA, British Pound, Canadian Dollar, Euro) would show
2. Setup > Company > Enable Features > Transactions > Quantity Pricing = T
Effect on Item > Sales/Pricing tab, Price Levels would have multiple Quantity Columns
Note: When either/both of the above features is enabled in an account and Inline Editing = T in an Item Search/List View the columns for Base Price and Other Prices would not have a pencil icon. This is Enhancement 103248 Please allow all price levels to be Direct List Editable when Quantity Pricing and/or Multiple Currencies are enabled.