There is art to giving a toast at an event. It has to be conscientious, poignant and funny (if appropriate) and mesh with the overall theme of the evening. To learn how to strike this delicate balance, we spoke with Lynn Gaertner-Johnston, business writer, writing coach and founder of Syntax Training, a business-writing training company. Gaertner-Johnson has helped clients such as Microsoft, REI and Port of Seattle perfect their writing skills. Here are her toast-writing tips.