Methods and apparatus, including computer program products, implementing and using techniques for distributing a file by email from a mobile device. An email is composed on the mobile device. A user selection is received of a file to be attached to the email. The selection is made from an off-line snapshot of a remote file system in which the file is located. A link corresponding to the location of the file in the remote file system is embedded into the email. The email with the link is placed in a queue on the mobile device. The email with the file corresponding to the link is sent in response to the remote file system becoming available to the mobile device.