In Pictures: 10 LinkedIn tips to boost your networ...
6. Customize Homepage Updates
If one person is cluttering your activity feed—or if you're not interested in viewing the "Jobs you may be interested in" section—you can adjust your settings so you only see information that's important to you.
Navigate to your Settings page and select the Account tab at the bottom. Then, click "Customize the updates you see on your home page" for the full list of options you can show or hide. You can hide individuals from appearing from your stream as well as remove updates such as when connections change profile information or receive recommendations.
In Pictures: 10 LinkedIn tips to boost your networking success