You can buy a battery operated portable bluetooth based printer to print barcodes from your phone, for less than $15. It'll even fit in your pocket. I mean, y

You can buy a battery operated portable bluetooth based printer to print barcodes from your phone, for less than $15. It'll even fit in your pocket. I mean, you need to prepare having that printer on you, but it's not all that difficult to print on demand while in the store.