Use the Columns dialog box to specify which columns you want to display and their order.
Available Options: Lists columns that do not appear in the current display.
Selected Options: Lists columns that appear in the current display.
Includes the selected available column in the display.
Includes all available columns in the display.
Removes the selected column from the display.
Removes all columns from the display.
Changes the selected column's position in the display to the left.
Changes the selected column's position in the display to the right.
Apply: Applies your changes without closing this dialog box.
Copy From: (Activities window only) Copies column selections from a layout you select.
Default: Applies the default column layout to your current display.
Edit Column: Allows you to edit the selected column's title and choose its alignment in the display.