Not a good profile picture. The Next Web at http://www.flickr.com/photos/thenextweb/2402791109/ There are some things you just shouldn't do on LinkedIn.

Kim Brown is an assistant director for Syracuse University's Career Services department. She spends a good portion of her day looking over LinkedIn profiles for job seekers and students.

She makes sure candidates are putting their best feet forward on LinkedIn.

Here are the most common mistakes Brown sees job seekers make on LinkedIn.