On Mac:

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Click "Choose a photo"
• Choose a photo you would like to use
• Click "Done" button in the top-right corner of the Info panel to save changes

On iPhone or iPad: 

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Tap on "Choose a photo"
• Take photo or select it from the gallery
• Tap "Done" button in the top-right corner to save changes

Available only on iPhone and iPad.

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right  for iPad)
• Tap on arrows on each side of section name to reorder it up or down
• Tap "Done" button in the top-right corner to save changes

On Mac:  

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Drag and drop the field to move it up or down
• Click "Done" button in the top-right corner of the Info panel to save changes

On iPhone or iPad: 

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Tap and hold the reorder control in the field to move this field up or down
• Tap "Done" button to save changes

On Mac:  

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Scroll down
• Click "Add Relations" button
• In the window that appears select contact(s) you would like to link
• Tap "Done" button in the top-right corner of the Info panel to save changes
• To delete relation, click "-" button near the relation and confirm removal

On iPhone or iPad: 

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Scroll down
• Tap on "Add Relations" button
• In the window that appears select contact(s)
• Tap "Done" button to save changes
• To delete relation tap on "-" button near the relation and confirm removal

On Mac: 

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Scroll down to the "Tags" area
• Type the new tag or select the preferred one from the drop-down list
• Press Enter on the keyboard to the add tag
• To delete a tag put the cursor on the tag and click on "x" button near the tag

On iPhone or iPad: 

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Scroll down to the "Tags" area
• Type the new tag or select the preferred one from the list
• Tap "Done" on the keyboard to add tag
• To delete tag tap on "-" button near the tag and confirm removal

 On Mac:

• Go to the contact list
• Right click on a preferred contact
• In the context menu click the marker color you would like to set
• To delete the marker click again on the selected color in the context menu

On iPhone or iPad: 

• Go to the contact list
• Swipe right on a preferred contact
• Tap on a "*" button several times to select the color
• To delete marker tap on "*" button several times until it becomes blue

On Mac: 

How to add pre-defined fields:

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Scroll down
• Click "Add Fields" button
• Select the preferred fields from the list

How to add custom field:

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Scroll down
• Click "Add Fields" button
• Click "Custom Field"
• In the window that appears specify the field title, type, default value (optional) and the section wherein it should be  displayed
• Put check for "Editable in view mode" if you want to edit this field right from the contact list or contact details window.

On iPhone or iPad: 

How to add pre-defined fields:

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Scroll down
• Tap on "Add Field" button
• Select the preferred fields from the list

How to add custom field:

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Scroll down
• Tap on "Add Field" button
• Tap on "Custom Field"
• In the window that appears specify the field title, type, the default value (optional) and the section wherein it should be  displayed.
• Put check for "Editable in view mode" if you want to edit this field right from the contact list or contact details window.

On Mac: 

• Go to the contact list
• Click on a preferred contact
• Click "Edit" button in the top-right corner in the Info panel
• Click "-" button leftward the field you want to delete
• You'll see a message "Delete this field from the current group or from all groups?"
• Choose and confirm the action

On iPhone or iPad: 

• Go to the contact list
• Tap on a preferred contact
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Tap on "-" button leftward the field you want to delete
• You'll see a message "Delete this field from the current group or from all groups and contacts?"
• Confirm action

 On Mac:

• Go to the contact list
• Click on a preferred contact
• Click "Edit" button in the top-right corner of the Info panel
• Click on a field you want to change
• Change the necessary info
• Click "Done" button in the top-right corner of the Info panel to save changes

On iPhone or iPad: 

• Go to the contact list
• Tap on a preferred contact
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Tap on a field you want to change
• Change the necessary info
• Tap "Done" button to save changes

• When adding a Custom Field you can specify the section where the field should be added.
• While editing the contact info you can move fields between sections using drag and drop on Mac or reorder controls on iOS devices.

On Mac: 

• Select contact in the contact list
• Click "Edit" button in the top-right corner of the Info panel
• Click on a Group field
• Type the new group name or select the preferred one from the drop-down list
• Click "Done" button in the top-right corner of the Info panel to save changes

On iPhone or iPad: 

• Select contact in the contact list
• Tap on "Edit" button in the top-right corner of the screen (in the Info panel on the right for iPad)
• Tap on a Group field
• Type the new group name or select the preferred one from the list
• Tap "Done" button to save changes