Sometimes it is useful to be able to add some fixed text inside a table, or in an inline element.
This might be an explanation, such as 'All these requirements are subject to change', or empty text, which would allow you to add empty cells to a table, for example, to allow someone to sign their name in the correct place.
Nine variables are available to be used in this way, and they can be added in the place of a attribute in a title, table or inline element.