Leaving Suddenly? Here’s How to Write an Immediate Resignation Letter

[Date]

[Manager’s Name]
[Manager’s Title]
[Company Name]

Dear [Mr./Ms. Name of Manager]:

Please accept this letter of resignation from the position of [Job Title], effective tomorrow.

Most of you already know the reason I am leaving is due to my recent cancer diagnosis that will require extended treatment and recovery. I have enjoyed working at [Name of Company] and will miss my colleagues.

If there is anything I can do even after I leave to further any projects, please don’t hesitate to ask me. I can be reached at [phone number] or [email address].

Sincerely,

[Your Name]