Try the proposed vendor API with fictional products and customers. Changes persist locally until you reset the samples.
Choose a request and press Send.
These controls exist only in this lab, outside the vendor API.
Special samples: 0001/01/01 has one piece; 0003 has negative stock; 0004 is sold out; 0007 has no variants; 0008 has unknown stock; 0009 has unverified stock. Customers 1 and 2 share a phone.