How To Write A Letter Of Recommendation For Sorority Recruitment . “there are 123 fraternities and sororities with 9 million members total.” (source: Here is a sample letter of sorority recommendation. FREE 7+ Sample Sorority Letter Templates in PDF MS Word from www.sampletemplates.com All she has to do is fill it out and follow the directions you gave her. Begin the letter with the. This letter can highlight pieces of your life and experience that will show how you plan to be an engaged member of a sorority and how you uphold the values and expectations of membership.