Ref -> ID of the action - Unique identification of a task by a number

Set automatically by the tool when date of creation is set

Creation date -> Date ofcreation of a task in the list

Date of the day is set automatically with a double clic in cells of this column

Subject -Origin ->Subject or origin of the task. Used to group or filter in the list all tasks related to one subject or origin (e.g. deliverables , issue, design, process, ...)

Part -> part associated to the task in the bill of materials

-> those two columns are Used to group or filter in the list all tasks related to one subject or origin ( e.g. deliverables , issue, design, process...)

Action-> where the task or action is described in details

Start Date -> Date of start of the task or the action

Date of the day is set automatically with a double clic in cells of this column

Due Date-> When the action is due

Cells of thsi column allows to keep rescheduling historic by multiple date filled with "enter" separator