Gather all necessary information for the custodial payroll system. This includes employee names, addresses, hours worked, pay rate, taxes, and deductions. 2. Input the employee information into the system. 3. Calculate the hours worked, pay rate, and taxes for each employee. 4. Enter any deductions and/or other withholdings for each employee. 5. Produce the payroll reports, such as pay stubs, tax forms, and other required documents. 6. Distribute the payroll reports to the appropriate employees. 7. File any required reports with the government or other relevant entities.