PS A Personal statement (not longer than two double-spaced pages). RL Three letters of recommendation submitted on-line . Interfolio packets are NOT accepted. Referees must upload a letter of recommendation into Penn's application system.If your recommender cannot or will not use the online system, we strongly suggest that you ask someone who will. All applications will be read entirely in an electronic format, and if one of your letters is not there, then the application will not be considered complete. Transcript Transcripts from any institution that has or will grant you a degree . A school issued official OR unofficial copy of the transcript from any school that has or will award you a degree should be scanned, saved as a PDF file and uploaded into the application. Should you be admitted and accept admission, you will be required to submit an official copy from the institution(s) in question.