The type of letter format for any business correspondence would most likely include the purpose of the sender to be precisely drafted for the recipient in accordance to the perspective to express as a sender & also to glance through as a reader. This would specify the crust of the subject matter, in a polite & convincing tone to be communicated. To, Senders Postal Address. Mr. James Watson, 37, Ballard Enclave, Hiranandani Gardens Date of drafting the letter. Subject: Subject line to be brief & to the point to give idea about the letter. A business letter in a broader sense can be categorized in to several fragments. Starting from the salutation for the recipient then heading for the subject matter & lastly for convincing future positive response & thanking sincerely embarked with the senders initials. The following key points for a format can be applied of what constitutes a business letter. Heading & Caption: In the heading one has to mention the postal addres...