Can you add a read receipt in mac mail

Yes, you can add a read receipt in Mac Mail. Here's how:

1. Open Mac Mail and go to the "Mail" menu.
2. Select "Preferences" from the drop-down menu.
3. Click on the "Composing" tab.
4. Check the box next to "Request read receipts" under the "Sending" section.
5. You can also choose to request read receipts for specific messages by selecting the message and going to the "Message" menu, then selecting "Request Read Receipt".

Alternatively, you can also add a read receipt when composing a new message:

1. Open Mac Mail and start composing a new message.
2. Click on the "Options" button at the top of the message window.
3. Check the box next to "Request read receipt" in the "Delivery Options" section.
4. Click "Send" to send the message.

Note that the recipient's email client must also be configured to accept read receipts for this feature to work.