Pennsylvania v. Ware

the parol evidence rule excludes evidence of negotiations that are introduced to vary, add to, or contradict the terms of a valid written instrument. | “it appearing that the judgment below rests upon an adequate state ground” | "it appearing that the judgment below rests upon an adequate state ground" | "it appearing that the judgment below rests upon an adequate state ground" | “it appearing that the judgment below rests upon an adequate state ground” | "it appearing that the judgment below rests upon an adequate state ground" | “it appearing that the judgment below rests upon an adequate state ground” | “it appearing that the judgment below rests upon an adequate state ground” | "it appearing that the judgment below rests upon an adequate state ground" | "it appearing that the judgment below rests upon an adequate state ground" | “it appearing that the judgment below rests upon an adequate state ground” | “it appearing that the judgment below rests upon an adequate state ground” | "it appearing that the judgment below rests upon an adequate state ground"