Were you aware that when you update your LinkedIn profile, each change goes out as a status update?  This is not a bad thing if you are making one or two changes.  It keeps your name in front of your contacts.  BUT if you are making major overhauls, you may want to turn off your activity updates until you are finished.  Just remember to turn them back on, or no one will see any of your updates.

Here is a short video on how to make that change and to add another email address to your account.