In Gmail, when anybody not yet in your address book sends you an email, turning them into a contact is easy and fast; no questions asked.
Add a Sender to Your Gmail Address Book Fast
To turn an email's sender into a contact in your Gmail address book swiftly:
- Open a message from the sender you want to save to your Gmail address book.
- Click the down arrow next to Reply in the top right corner of the email's text.
- Select Add __ to Contacts list from the menu that comes up.
To edit the just-added contact further:
- Open Contacts in Gmail.
- Enter the contact's name or email address under Search contacts.
- Highlight the address book entry.
- Click Edit.
- Make all desired changes or additions.
- Click Save

