LG US730 - Manual (Page 70)

Email 70
If you aren't connected to a
network, for example, if you're
working in airplane mode, the
messages that you send are
stored in your Outbox folder until
you're connected to a network
again. If it contains any pending
messages, the Outbox is displayed
if you touch
.
TIP! When a new email arrives in the Inbox,
you will receive a notification by sound
or vibration (depending on your settings).
You will also receive a notification in the
Status Bar.