If you have a multiple-user subscription to Stylebook Online, one user is designated as the site administrator. He or she has the ability to add or move custom entries from your site license.
Your site administratorcan add custom style material to your organization's stylebook via the Custom Stylebook item in the left navigation bar of the Editor/Admin Interface. Click "Add a New Entry" in the left nav or in the upper right.
Your site administrator can add notes to AP Stylebook material by going to the entry from the Editor/Admin Interface and clicking the "add a note or example" button below the AP Stylebook entry.