Zaitunorrohmah 2017, The Analysis of Capitalization Error on Students’ Writing English Business Letter on Business Correspondence Class at STAIN Pamekasan. Undergraduate, Thesis, English Teaching Learning Program (TBI), The State of Islamic collage (STAIN) Pamekasan. Advisor: Henny Uswatun Hasanah,M.Pd. Keyword: Capitalization, Error, English Business Letter Speaking, reading, and writi…