I have a script such as the following:
$in_file = \"C:\\Data\\Need-Info.csv\" $out_file = \"C:\\Data\\Need-Info_Updated.csv\" $list = Import-Csv $in_file Fo
-append is broken in Powershell v2.0 Use Dmitry Sotikovs workaound: http://dmitrysotnikov.wordpress.com/2010/01/19/export-csv-append/
I would however recommend manojlds excellent solution!