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You're not making the right friends.
Nearly 20 percent of professionals surveyed by LinkedIn said that their relationships with coworkers have made them more competitive in their careers.

Your move: Make an effort to chat with not only those you know but also new officemates or folks from different departments. "That's often where you can increase your visibility and find out good information about what's happening across the company,” says Penny Locey, vice president and career development specialist at Keystone Associates. "As you move up the ladder, one of the key skills people are looking for is the ability to collaborate and maintain effective relationships cross-functionally.”