Cover letters can be useful in some instances. I was very grateful to write a cover letter when I was changing careers because I wanted to explain why my prior

Cover letters can be useful in some instances. I was very grateful to write a cover letter when I was changing careers because I wanted to explain why my prior work experience was seemingly at odds with my intended role. But I only bother with putting that kind of care into a cover letter if I think I have very good odds of getting the job. In this case, I knew my chances were good because one of their top employees was recommending me.