without let or hindrance(formal. without obstruction or impediment: rats scurried about the house without let or hindrance. NOED. without being prevented from doing something; freely • New regulations will allow residents to travel between member states without let or hindrance. OALD. Alexander Demidov)
keep the operations up and running(We are doing our best to keep our operations up and running during these difficult times. We apologize for the inconvenience and thank you for your patience.ART Vancouver)