When leaving a great position for something new, use this goodbye letter to bid a fond farewell to your superior.
Dear {Recipient},
It's been very nice working for you for the past {length of time}, and I hope I have been productive and beneficial to you and the company as well.
It feels a little bittersweet to be leaving {company name}. After all, I've been here for {length of time}. I know in business, people often change jobs and move companies, but that doesn't make any less stressful when I do it.
I've enjoyed my time at {company name}, and I hope I can find this same level of professionalism and dedication in my superiors at my next stop.
Sincerely,
{Sender}