This letter is in reference to your poor attendance. It has been noticed that you are coming late to office every day. It is also noticed that you are always 20 minutes late. It is clear that other staffs of your area are always on time so you cannot make an excuse of bad traffic. It is also seen that you have a very low attendance.
It is very essential for you to understand the importance of regular attendance. Your poor attendance also affects your performance. Please take it quite seriously and improve it or you will have to face its consequence.
Hope that you will make an improvement.