OMG didnt see this before, but this is what the website states:
Pay Monthly orders have a minimum contract term of two deliveries (2 monthly hampers). Diet Chef Limited, reserve the right to accept cancellation within this initial period. Once the initial contract period ends you will enter into a rolling monthly contract with Diet Chef Limited for delivery. We reserve the right to charge your credit card up to 5 days prior to your subsequent shipments. You can delay subsequent shipments for up to 21 days