Law360, New York ( January 29, 2015, 11:45 AM EST) -- Wage-and-hour class action litigation presents the single largest litigation risk faced by employers today. The continuing wave of wage-and-hour class action litigation challenges employers' time-keeping and payroll practices in a myriad of ways. A significant portion of the filed lawsuits seek to recover overtime compensation that should have been paid to employees who were allegedly misclassified as exempt from overtime pay under applicable law and thus not paid overtime or provided meal breaks or rest breaks. The California Supreme Court's recent decision in Mendiola v. CPS Security Solutions Inc. highlights another area of vulnerability for many companies — the manner in which they calculate the "hours worked" by their employees....