CHICAGO (CBS)--For some, writing a cover letter is the most dreaded part of the job application.What do you put in it? How long should it be? This week, the career coach is giving her best advice ...

Preparing for a career transition may seem obvious—my résumé and cover letter look great, I’m ready, right? Not quite. Your quest will likely also require preparation and perseverance.

Emily Liou, career happiness coach at CultiVitae, says you can probably boil your full-page cover letter down to a single paragraph (or two), without rehashing your resume. Here’s how.