If the cover letter is accompanied by a detailed resume or materials needed by the recruitment enterprise, it needs to be indicated in the cover letter to guide the interviewer to read. Reference example: I enclose a summary of my education and business training and two letters of recommendation. Enclosed please find my education and business training experience and two letters of recommendation. Please find a resume and a photo if you lose it. Enclosed please find a copy of my report card and a photo. Attach a report card. Enclosed is a letter of recommendation written by my former English teacher. Attached is a letter of recommendation from my English teacher.