Zimbra combines email, calendar and address book tools in an integrated system. For the Web Client, this is all found at one address and under one login.

Log in to Zimbra web mail to compose a email.

Zimbra web mail user interface.

Click New to open for creating listed items.

Click Message to open email composing interface.

Follow the steeps to compose the email.

Now Follow To Access Address Book

To access address book click on To.

Follow the steps and click OK to access the address book.

Now Follow The Signature.

Follow the steps and click Save to save the above signature. To create another signature click New Signature before click to Save.

Apply signature for New Message(Compose) and Replies & Forwards.

When you switch to Mail you will be asking for saving the above setting.

Now Follow The Attachment.

Email messages can include attachments. You can attach documents, spreadsheets, pictures, slide shows
and other types of files.

Click on Attachment link to attach a file with the email.

Follow the steps and select a file to be attached.

You have composed a mail with the help of Address Book and Signature and Attachment.