We request your to check the Rule No 7 of the campaign thread.To get clear about the schedule of the campaign
Campaign Rules :
7) The Round starts Saturday and End on Friday (Every week we select new participants) and payment will be made on Saturday
Have a Nice Day
Why not just accept all the participants at once then set a schedule on when they will post their review on the thread if you want a by batch submission of review to save time for choosing participants on weekly basis.
You can’t blame some criticism on your campaign since your way of choosing participants is not the same standards with reputable manager here.