You can
create a series of labels using the data from one or more
spreadsheet columns. This lets you quickly create address labels
from your entire address book, for example.
The following file formats are supported: .csv,
.txt, .xls, .xlxs, and .xlsm.
Note: To use .xls,
.xlxs, or .xlsm file formats, you must have Microsoft Excel
installed on your computer.