$show-A-Featured1Col[]$ on the home page this will display all products no matter which category the product is assigned to
Adding a placeholder such as $show-A-Featured1Col[0000004900]$ will show featured items only displayed in a unique category in this example the category ID is 4900. See categories.
The 1col can be changed to 2col 3col etc... and is the number of columns assigned to the display.
Any web page can be set as a featured page just adding the dynamic placeholder code on any web page will drive the data and layout automatically to the page.