Additional Benefits or Additiondal Deductions or Payroll Feeds get generated in Payroll through:

1. Deductions due to Full Absence or Partial Absence in timesheet
2. Feed entry through Additional Benefits/Deductions Feed workflow 
3. Deductions based on Advance taken through Advance Request
4. Payment Amount charged to employee in Govt Relations workflow
5. Reimbursement payment amount through Expense Claim, for the reimbursement amount claimed
6. Leave Payment amount generated through Leave Process
7. Previous Month difference feed may gets generated during Non Disburse Payroll Stage Process for the difference in timesheet; for the date between Cutoff Date and Payroll End Date