Writing content of an application letter.
Beginning an application letter (First paragraph)
The first paragraph of your application letter should detail the job you are applying for and where you heard about the job.
Examples:
I am writing in response to the advertisement in Bangkok Post of July 9 ,2014. I am applying for the position of company secretary.
In response to the advertisement in Bangkok Post dated July 9 ,2014, I wish to apply for the position of company secretary of your firm.