If "Ignore stock levels on unmanaged items" is ticked, then you can sell as many as you require, and the stock levels won't be tracked.
Have a look at similar frequently asked questions or visit our FAQs page for more information
Can I organise the procedures/services that I provide to patients?
How do I record a prepayment for a patient?
Is it possible to attach customers' POs to the order in TidyStock?
How do I add a note to an appointment?
What are the differences between the user roles?
