Trying to show the field that changed in a notification

I have set up notifications (single record) to send when one of the field data changes.  How do I show which field changed?  Also, [Last modified by] is not showing in the email.  This is my message:


[JOB NUMBER] - [Project Name]
PROJECTED START DATE - [Projected Start Date]
LH VERIFIED - [LH Verified]

***START NOTE - [START NOTE]
*****PAYROLL NOTE - [PAYROLL NOTE]

BOARD COUNT PER WO - [BOARD COUNT PER WO]
ONE COLOR - [(1) Color]
TWO COLOR - [(2) Color]

WALL COLOR - [Wall Color]
CEILING COLOR - [Ceiling Color]

FRONT DOOR COLOR - [FRONT DOOR COLOR.]
EXT TRIM COLOR - [EXT TRIM COLOR.]
EXT SIDING COLOR - [EXT SIDING COLOR.]
EXT SHAKE/BOARD & BATTEN COLOR - [EXT SHAKE/BOARD & BATTEN COLOR.]
EXT SHUTTER COLOR - [EXT SHUTTER COLOR.]
MISC COLORS - [MISC COLORS-BE SPECIFIC]

[Last Modified By]

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Lynne8817 Lynne8817
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