I wrote it approximately 50 years after a particularly helpful incident and wanted to let her know how important her help had been to me not only then but throughout my growing up years. Pinto at ryan international school malad. Gratitude Letter I am writing this letter to express my sincerest gratitude to your great and exemplary service to the spread of education in the nation. Gratitude letter to chairman pinto . Its always a good idea to write a letter of appreciation to express thanks and gratitude to someone who has provided help or assistance to you whether this was during the course of a job search or simply in the daily course of your performance in the workplace. The school has presence in major locations of maharashtra delhi ncr and karnatakathe group is in. Why send an appreciation letter in an age of text messaging and instant communications writing thank you notes and business letters is becoming a lost art. Rya