\documentclass[busletter]{newlfm} %Renders correctly %\documentclass[busletternofrom]{newlfm} %Renders incorrectly \newlfmP{letrh=HEAVEN,addrt=SATAN} \begin{document} \begin{newlfm} I don't want to talk to you no more, you empty-headed animal food trough wiper! I fart in your general direction! Your mother was a hamster and your father smelt of elderberries! \end{newlfm} \end{document}