As the year winds to a close, most businesses see employees taking a lot of vacation time. After all, it’s the holiday season, and workers want to enjoy it. Some businesses, however, find themselves particularly short-staffed in December because they don’t allow unused paid time off (PTO) to be rolled over to the new year, or they allow only very limited rollovers. There are good business reasons to limit PTO rollovers. Fortunately, there’s a way to reduce the year-end PTO vortex without having to allow unlimited rollovers: a PTO contribution arrangement. Retirement saving with a twist A PTO contribution arrangement allows employees with unused vacation hours to elect to convert them to retirement plan contributions. If the plan has a 401(k) feature, it can treat these amounts as...