Congratulation letters are warm and thoughtful gestures. They are used in both personal as well as professional situations. You can write to convey your congratulations to your family, friends, or business associates on their success or achievements. It is a way of celebrating their success and partaking in their happiness.
Congratulation letters must be written within a time-frame of the happy occurrence to convey your sincerity. If you delay writing these letters, then the whole purpose is lost.
While extending congratulations, make sure to acknowledge and praise the particular accomplishment. Maintain a positive and warm tone without sounding pompous and condescending. Refrain from giving any advice or guidance at this juncture.
Keep the letters simple and short. Two to three paragraphs should suffice, to convey your message. Conclude the letter by reiterating congratulations and sign off with best wishes.