Learn how to write a professional resignation letter due to unfair treatment. Write your letter, saying that you've enjoyed your work and appreciate that they gave you opportunity to work for them.Use this resignation letter example to advise your employer that you are resigning because of a scheduling conflict with another position. I have decided to resign from my job with effect from < date >. I enjoyed working here, and look forward to working with you again in future.2. Looking to resign with a Unfair Treatment Resignation Letter? Use our resignation letter template for reason roles. People don't quit companies, they quit bad bosses. Think about what a loss it was to that other chain restaurant where Todd had quit because of a bad boss. Stated Mr. Matthew Brown's name will be on the emails in the left-hand corner, and he is the I.T.. Director.