[These are a sample application for Return Mobile Phone from College Principal. Bring mobile on the college campus is a violating the rule in some educational institute. You should write these letter show with an apology and formal manner. You can modify this format as your requirement.]
Date…
The Principle,
Institution name…
Institute Address…
Sub: Request for Return Mobile Phone
Respected Sir/Madam,
With due respect, I beg to say that I am really sorry for violating the rule of not using a cell phone in college. I take responsibility to not repeat this mistake again in the future. (show your actual problem and situation, like your parents are sick). I humbly request you to give my phone back and I assure you not to repeat this again. I respect the rules of this college, I shall be really thankful to you. Thanks.
Yours obediently
Name…
Class/Grade no…
I.D./Registration no…
Another format,
Date…
The Principle,
Institution name…
Institute Address…
Sub: Application for Giving Back Mobile Phone
Dear Sir
Respectfully, I want to apologize for the inconvenience that occurred in the class due to my mobile phone. Since I violated the rule so I owe you an apology. I want you to forgive me and I assure you that I will never break any school rule in future. (show your actual problem and situation, like your parents are sick). Kindly return me back my mobile phone as I need it at home because I am alone most of the time. Hope you understand that anything may happen when you are alone. With a mobile phone, you can contact the police or the hospital when required. Hoping you to forgive me and consider my request.
Yours sincerely,
Name…
Class/Grade no…
I.D./Registration no…