- Simply drag and drop emails to the shared labels/sublabels
- When viewing your Inbox, select the checkbox next to those messages, click the Labels button, and click the label you want. (Or check the boxes next to several labels and click Apply.)
- When viewing a message, click the Labels button to add a label to the message. You can also click and drag a label from the left side, and drop it on the message.
- When writing a new message, click More options in the bottom right corner of the compose window, click Label, and then select one of your labels
You or anyone can also email a message to the label by emailing to its address You can find folders email address here: