A Formal Complaint Letter to Human Resources Template My name is (name), and I'd like to notify you of the unprofessional behavior I witnessed at your place of business on (day) at (time). Include comprehensive paragraphs that describe the occurrence or instances. Finish by stating your goal for drafting this letter. Sincerely, (name) Examples: A co-worker kept his/her desk drawer closed while at work, which caused it to be in disarray. In order to keep our workspace clean we are required by policy to keep our desks organized. Therefore, I am writing to inform you that as her supervisor, I feel it is necessary to let you know that (name) has been keeping her desk drawer closed at work. This action is not only unprofessional but also causes an environment that is not conducive to doing one's job. I hope you will take appropriate action by firing (name) for violating our company's policy on organizational behavior.