THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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The Time Entries screen displays any time logged against the invoice. For example these time entries can be from employee or external supplier timesheets that are tracked within OFBiz.
What is it used for?
To doIt is used to track any individual work or billable hours against an invoice.
What's on the screen?
To do 
How do I add a new time entry for an invoice?
Two options: Add time entry to a new invoice and add time entry to an existing invoice.
NOTE TO CHECK: Can it be done via Project Manager......???
Timesheet entries can be added to an existing invoice from Workeffort Manager.
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How do I update a time entry for an invoice?
To do
NOTE: To check if this can only be done via timesheets.
How do I remove a time entry from an invoice?
To do
NOTE: To check if this is done via timesheets