Frames and Rules are different ways of formating tables. Put simply, frames are the outside border of the table, and rules are the inside borders. Rules is commonly used when borders are in the style element because it allows an inside border to show up. | Frames and Rules are different ways of formating tables. Put simply, frames are the outside border of the table, and rules are the inside borders. Rules is commonly used when borders are in the style element because it allows an inside border to show up. |