payroll system documentation

I. INTRODUCTION Payroll is the process by which an employer pays an employee for work performed. If you own business, but don't have any employees, then you don't have to worry about payroll. But as soon as you hire your first worker, you have a responsibility to pay that employee on time and the correct amount. An employer uses a payroll system to process its payroll. Consequently, payroll cannot be process without a payroll system. A payroll system allows the employer to pay employees on time and accurately, plus comply with other statutory regulations.

1.1 Background of the Problem
The grand nova holding corporation was established in the year 2009 and it is currently owned by Mr. Patrick tan. They set their company as contractual construction firm and its main task is the installation of automatic doors and windows. The company has two branches and its main office is located at 71 Jade Building, Aurora Blvd, Sta. Mesa, Manila. The company operates with 158 employees.
The company is still using the manual payroll that another employee within the company calculates the payroll each cut-off period entirely on paper. Using a pen and a calculator, this process was very popular for payroll. The payroll master needs to calculate all the taxes, and any other applicable deductions such as PAG-IBIG, PHILHEALTH, and insurance like SSS. Allowances, meals and transportation are also computed in addition to each employee's actual earnings.
First common problem of the company is the tallying the time card is done manually. The speed in processing of payroll tends to be slow and makes the searching for a particular detail more difficult because of the volume of the records needs to be double check for verification and consistency during the cut-off period.
Another common problem of the company is having enormous mistakes or having inaccurate result in every cut-off period of payroll. The calculation is done manually by using a pen and a calculator. It is prone