YITH WooCommerce PDF Invoice and Shipping List (Premium Plugin):

Are invoices a nightmare for you? Do not worry, YITH WooCommerce PDF Invoice and Shipping List have been purposely created to help you automatically generate PDF invoices for your orders.
You can customize options and then have invoices automatically generated without you to feel stressed for doing it.

Reducing the stress of generating invoices manually is a great advantage for shopkeepers. For each order in your shop, you have to add a progressive invoice number, customer data, product code, price, etc.
Making this process an automatic one relieves you of doing it manually. It gives you a lot of spare time.

Just to mention a few, costs are reduced both for suppliers and customers. It reduces, carbon footprint as well. Also, processing and payment cycles are faster. Archiving becomes simple, invoices can be tracked in a much better way and much more.