How do I create a contact group?

How do I add or remove a single contact from a group? Efficiently manage your contacts by easily adding or removing them from groups. How can I better organize releases using groups? Master the art of promo organization with groups! How do I grant promo access to a group without sending an email invitation? Grant promo access to a group hassle-free - no email invitations required! How do I reorder and create sub-groups on my contacts screen? Learn how to reorder and create sub-groups