Memorandum of Understanding or known as the MoU has been done between English Department and Mafaza Boarding School located in Ketandan Banguntapan, Bantul, DIY on Saturday, March 23, 2019. This event also became the opening of the internship program under TEFL Methodology course that was specifically held in Mafaza Boarding School. This event would be held on every Saturday for two months long. TEFL is one of the elective courses in English Department which is taught by Aninda Aji Siwi, S. Pd., M. Pd. As for the program itself, the students of English Department would teach and provide learning assistance in English as the extracurricular activity for the students of Mafaza Boarding School. The Head of Madrasah Mafaza, Muhammad Rifai welcomed this program nicely and expected that this program will continue afterward. Moreover, this kind of cooperation was also done in Sunni Darussalam Boarding School in Tempelsari Maguwoharjo, Sleman, DIY. This pesantren is led by Dr. KH. Ahmad Fatah, M. Ag. This cooperation was a social service organized in the form of teaching and English Learning Assistance for boarding school students in the level of Junior and High school for two months.