Payroll is a process to mange employees Salaries,Net pay tax deductions and their holiday pay. I know a web base solution of this problem with the name of "Simplepay".
A payroll is, in layman's terms, the out goings a company has to spend on its staff or human resources. These are often very complicated and difficult to figure out due to factors such as staff...
Bi-Weekly = every 2 weeks - Every payroll period will cover 2 weeks.Bi-Monthly = 2x per month - Every calendar quarter will have one payroll period that has 3 weeks in it.