They can be job seekers' ticket to land a job. It will dramatically increase their chances of getting interviewed. With the correct format, their efforts will eventually pay off once they have opted for a job interview. However, one of the biggest mistakes of creating one is that people tend to copy on the Internet. Some of them are looking into others' letters on the Internet and make it their own. With a little bit of editing, they can be able to pass it. Companies nowadays are aware of that scheme, so people should take effort in deciding whether they will copy on the Internet or they will create their own, unique and compelling letter.
Overall, having the correct letter format will guarantee people that they can have the upper edge against other job applicants. All they need to do is to keep it clean and unique. There is no need to have a very extravagant cover letter. Just indicate all the essential things needed that can help them to get the job they need.