No, TidyStock does not have the ability to attach customers' POs to the order.
Have a look at similar frequently asked questions or visit our FAQs page for more information
How do I record a payment received for a patient?
What is the best way to change my Xero invoice settings?
How do I add my logo and company name to invoices and delivery notes?
Do you have hot keys?
Is there a way to re-upload a material list, and make all items unmanaged?