Simple resignation letter.
From
Name
To
Company Name
Dear Sir,
As I have not been recommended for promotion during the five years of my service, I have reached a point of stagnation. I beg to resign my job in your establishment.
One month’s notice is given herewith as required under the rules.
Yours faithfully,
…………………………… (name)
Image source; bp.blogspot.com/-h7DYcZysRtE/UY0mTT4OK6I/AAAAAAAAAvk/eHiB_6i4I9M/s1600/resignation.jpg