There are a lot of business letter formats that can be used. However, the block format is the simplest and the most widely used amongst all of them. Just keep the following things in mind since they are quite common in all of them: the return address of the letter writer should be indicated, the date of the letter, the complete name, title and address of the recipient should be indicated and the appropriate salutation with a colon should be used. Do not forget that the body of the letter should be short. Businessmen especially the owners do not have the time to read a long letter. In fact, it should not have more than 4 paragraphs. Actually there is a preformatted business letter format that you can always use to help you out. It will make sure that your letter has the right space in between paragraphs, the right margins and size of the indentation and even the right font and its size. It is important that use the correct business letter format because of the impression that it will give your recipient about you and your business.
As she looks through the giant slush pile of application packets she gets every day, a recruiter uses that data and her impressions to sort. Who goes to the top, who to the bottom? The one with ten years or experience or three? A master's degree or a bachelor's? Every part of your job application letter is weighed in the calculation of who to see for the job. Each element of your cover letter can be a reason to bring you to the head of the line.