Three letters of evaluation are required and should be forwarded directly to OptomCAS. Please note that the College of Medicine only accepts letters through the AMCAS Letter Service system.How should one respond to an invitation to his boss's son's marriage in a short letter (in the form of acceptance)?. You can response like this. I am writing to ask whether you would be willing to present a talk at the conference as an invited speaker. Invited talks will be one hour long. Learn how to create an invitation letter for a visa application with tips, format guidance, and examples to make the process easier. "I am thrilled to accept a seat in your PA program to matriculate in the fall of 2024! Updates to Admissions Timeline (2024-25 CASPA Cycle). Why are you not accepting applications during the 2024-25 CASPA cycle?