This list of shortcuts was pulled directly from the forum. If you find these useful, you can bookmark this link and refer to it whenever necessary.
Enterprise Activation (Options->Advanced)
ALT+CNFG – Settings for Enterprise Activation
Address Book
ALT+VALD – Validate the data structure and look for inconsistencies
ALT+RBLD – Force a data structure rebuild
Browser
ALT+RBVS – View web page source code
from the Options menu, type the following (No ALT+ required)
SYNC – Enable Calendar slow sync
RSET – Will prompt for a reload of the calendar from the BES
RCFG – Request BES configuration
SCFG – Send device configuration
DCFG – Get CICAL configuration
SUPD – Enable detailed Cal. report for backup
SUPS – Disable detailed Cal. report for backup
SUPN – Disable Cal. report databaseLUID – Enable view by UID
SRSL – Show Reminder status log
Messaging
ALT+VIEW – For messages, displays the RefId and FolderId for that particular message. For PIM items, displays only the RefId.
Search Application
ALT+ADVM Search Application Enabled Advanced Global Search
Home Screen
ALT(left)+Shift(right)+Del – Restart the Blackberry (only for full-keyboard Blackberries)
ALT+JKVV – Display cause of PDP reject
ALT+CAP+ H – Displays the Help Me screen
ALT + EACE – Displays the Help Me screen
ALT + ESCR – Displays the Help Me screen
ALT + NMLL – Switches the signal strength from bars to a numeric value.
ALT + LGLG – Displays the Java™ event log.
WLAN (WLAN wizard screen)
ALT-SMON WLAN – Enable simulated Wizard mode
ALT-SMOF WLAN – Disable simulated Wizard mode
Theme (from theme menu)
ALT-THMN – Change to no theme (B&W)
ALT-THMD – Change to default theme
Date/Time (Date/Time menu – No ALT+ required)
LOLO – Date/Time Show Network time values
SIM Card (Options->Advanced->SIM card – No ALT+ required)
MEPD – Display MEP infoMEP1 – Disable SIM personalization
MEP2 – Disable Network personalization
MEP3 – Disable Network subset personalization
MEP4 – Disable Service provider personalization
MEP5 – Disable Corporate personalization
Status (Options->Status)
BUYR – Data & Voice Usage
TEST – start a device test (Keyboard, GPS, RF, Audio (Handset,headset,bluetooth, Misc)