Who can suspend a National or Network job role or competency?

How is a site block lifted following a non-negative breathalyser test?

How does a Network Operator suspend or lift the suspension of a job role?

How does a Network Operator suspend or lift the suspension of a competency?

How does a Network Operator place or lift a block on a cardholder?

How does a Network Operator view all current blocks applied to cardholders on their Network?