Sadly, the day has come for me to bid you farewell. I wanted to take a moment to let you know that I am leaving my position at xxx. It has been very difficult decision, but it is just the right time for me to move on.
ABC has been a very outstanding team, and I am very appreciate having had the opportunity to grow and develop here. Thank you for the support, guidance, and encouragement you have provided me during my time at xxx. Even though I will miss my colleagues and the company, I am looking forward to find new challenge and to re-start new phase of my career.
I sincerely wish you all enjoy working here and have a lot of fun! Please keep in touch, I can be reached at my personal email address email address /MSN address.