I am giving you formate of latter to editor follow me

Self address

Date(like-13th jan, 2016

The editor
The Hindustan Times
Kasturba Gandhi Marg
Delhi - 110001

Subject:- Regarding prevention of exam cheating.

                 May I have the honour to use a column in your esteemed newspaper to draw the attention of the authorities to a very big 
problem being faced by the residents of the ____________area.
                  I am sorry/I afraid to say the ________________________
                  In my opinion_____________________________________

                  I have written this latter with hope that you will publish
our problem and the concern authorities will take the step accordingly.
                  I will highly obliged you for publishing it.

Yours truly