12. The method of claim 11 wherein the processing of the external contract document is based at least upon a font style and a relative frequency of the font style in the external contract document.
12. The method of claim 11 wherein the processing of the external contract document is based at least upon a font style and a relative frequency of the font style in the external contract document. 13. The method of claim 12 wherein the processing of the external contract document is based at least upon a relative frequency of a font style that is different from the font style of the clause text and that precedes the clause text.