Discounts percentage can be applied individually against the material item when creating a Quote/Sales.
Or in bulk via price levels:
Set up price levels
Bulk update price levels
Have a look at similar frequently asked questions or visit our FAQs page for more information
Is there a way to re-upload a material list, and make all items unmanaged?
Does TidyEnterprise have a process for sending a Request for Quote (RFQ) with attachments before creating a purchase order?
How do I enable and use the selective/partial invoicing?
How do I see low stock alerts?
Can I add materials to a purchase order after it has been closed/received?