Hello there, @info808.
At this time, a delivery note is available for the UK user. In the meantime, you can print a packing slip from the Customers page in QuickBooks Online.
Please refer to this article for more information about creating and printing a packing slip.
If you want to create your customer statements, here's the link: Create and view customer statements.
Please let me know if you have additional questions. I'll be around to help. Take care!