Dear Mr. /Mrs. Recipients Last Name (If you do not know the name you can omit)
Body of the Letter
The body informs the recipient the purpose of your letter. If it is an application, the position or tender being applied for should be specified. It also informs the recipient of your credentials in terms of experience and knowledge of a specific business line.
The first Paragraph
This paragraph includes the introduction and the purpose of writing the letter.
These contain more information about you or your company. For example you may describe why you are the best company to be selected for a certain tender.
The last paragraph
The final paragraph should thank the recipient and include information on how you intend to follow up.