The five-day return-to-office mandate starts in December, Grab told its staff, citing the need to facilitate more collaboration and interactions between employees. SINGAPORE: Grab will require its employees to work five days a week in the office starting in December, the technology firm told its staff during a town hall on Thursday morning (Oct 24). Employees confirmed on the condition of anonymity that the mandate will start on Dec 2. They said that the rationale for the move - which was