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
Is is possible to invoice a Fixed Price task value by selecting a subset of items that are eligible for invoicing?
Is it possible to attach customers' POs to the order in TidyStock?
Can we integrate with Shopify?
Is there a way I can send an invoice to two email addresses in one go?
Why is my .csv file not uploading?