You must be registered on the site to have Favorites.
You can manage your OWN Favorites by doing the following:

• Create up to 5 lists maximum per registered account or delete a whole list.
• Add, delete, or modify product to existing lists.
• Designate lists as private or public - private means a friend can only view/shop it if they are invited by e-mail to view it;
  and public means anyone can view/shop it if they know the person's e-mail address.
• Share lists by e-mailing it to up to 50 friends and copying yourself in the e-mail.
• The sales and product status in a list will only be updated if the product is purchased FROM a list.
• You can add product from Product Detail Pages (PDPs), Quick Views, and cart.
• Shop a friend's list through searching for their e-mail address on the Favorites landing page or via a link received in an e-mail.
• You can shop for yourself and in the same session shop from multiple friends' lists; the cart will display whose list it came from.
• The following items can not be added to lists:
       - Gift Cards
       - Customized or Personalized items
       - Hot Launch items