A lot of buzz surrounding the four day week has already been generated throughout 2018 and, as we enter the fourth quarter of the year, could more companies be starting to adapt their working strategies for 2019? The answer will depend largely on how companies view their business models going forward and whether accommodating a shorter working week would be something that fits with their longer-term strategy. Although there is significant evidence to show that longer working hours do not necessarily produce efficiency or quality of output, some service and manufacturing services may find it difficult to incorporate days with lower or zero staff days.