For office moves and sending holiday cards\greetings you can utilize Amicus Attorney by CARET label feature.
Access your People module
Highlight or otherwise filter your contacts (clients only, etc.)
Select Actions – Generate a Document – Letters – label and chose the label your firm uses from the list.
Put label paper in your printer tray and hit Print.
Please generate in stages as too many contacts at once will freeze Amicus Attorney by CARET and your Word Processor.