Do not use abbreviations in the subject line. • Put three returns between the subject line and the first line of text.This manual serves as a guide for Montgomery County Public. Schools (MCPS) staff members who prepare correspondence. Please note: All correspondence must include the PACSES Case Number. In the Court of Common Pleas of MONTGOMERY County, Pennsylvania. This guide provides Montgomery College's preferred standards for official correspondence, reports, and messages to the community. A letter grade is used to indicate the quality of a student's work in a course. The grading system is listed below. Grade. Explanation. Exemption applications must be filed with your local assessor's office.