How do I attach a file from Dropbox or another app?

To attach and send files in multiple formats, including pictures, documents, PDFs, audio and video files from Dropbox, Google Drive, OneDrive or any cloud storage service, simply follow these steps:

1. Tap the Paper Clip icon  in the Navigation Bar.
2. Now choose attach from Drive from the action sheet that appears.
3. Tap the Image(s) or document(s) you wish to attach to place a check mark next to them indicating your selection.
4. Tap as attachments or insert as links at the bottom of the page.

Note: Attachment thumbnails will appear at the bottom of your Compose screen.  The total size limit for all uploaded attachments is 25MB.