Payroll expenses are always difficult to manage. You never quite know how many hours might be needed or what your next quarter will bring in terms of workers hired. Regular payroll issues are hard enough to deal with, but fraud can make things even more difficult. Common types of payroll fraud like buddy punching can make your life much more difficult, and wreak havoc on your bottom line. If you know how to spot this type of fraud and how to prevent it, though, you can spend your payroll money in a more productive manner.