Learn how to use contacts group on your Nokia Lumia 925. You can create contact groups, and send a message to several people at the same time. For example, you can add family members to the same group and reach them quickly with the same message.
Tap People, and swipe to together.
Tap + Add icon > Group.
Write a name for the group, and tap Save icon.
Tap + Add icon and a contact. To add another contact, tap again.
Tap Save icon.
Tap the group, and tap Contact icon > + Add icon and a contact.
Tap the group and Contact icon. Tap the contact to remove and remove from group.
Tap the group and . . . > rename, and write the new name.
Tap the group and . . . > delete.