This article will go over a new feature for changing the client's contact relationships. Since anybody can create relationships, this will help you to clean up your list.
To start, click on the drop down arrow next to your organization's name at the top left of the page. Select 'Account Settings' shown below.
Select the button. Go to the 'Dropdowns' option on the left to get to the Client Contact Relationships as shown below. Make the necessary changes in the Current List and Replacement fields.
When you finish making the changes and click Replace, the popup shown below will appear. Select yes to complete making the changes to the client's contacts.