Select the employee(s) whose pay you want to add an earnings line to.
Click on Actions, then select Add Earnings.
This will create another earnings line under the Earnings heading. Select the pay category you want to add to the employee's earnings.
Fill in the hours box according to what is being paid. E.g. 1 hour, .5 hour etc.
If you want to delete this line simply place your cursor on the line. A red circle with a red cross inside the circle will appear at the end of the line on the right. Press this button and a warning screen will appear at the top of the screen confirming if you want to delete.