As the second post-pandemic course begins, many companies face the challenge of planning the final return to the office. There is no doubt that remote working requires a rethink after confinement, and this may explain, in part, why some companies are still waiting to determine when this return operation will take place. But it seems that this working phenomenon is already starting to lose strength, in favour of face-to-face work and especially the 4+1 or 3+2 models (four or three face-to-face days and three or two days of teleworking), which are gaining in popularity.