Salary refers to a regular payment of amounts of money, usually paid on a daily, weekly, monthly, or annual basis. Payroll is a system that allows businesses to process employees’ salaries. Salary and payroll are both crucial workplace activities. As for the essential aspects of payroll, the following two are the most significant. Accuracy is crucial when dealing with vital information. Maintaining the integrity of numbers and facts is critical in any industry, especially finance. Any payroll system should comply with government rules and regulations relating to income tax, social security, payroll withholding and other matters. Failure to comply can result in large fines for the company as well as a host of other problems.