Can I create a deep link to the order creation page?

Yes, you can use the deep links functionality to create a deep link to the order creation page.

Here are the high-level steps:

1. Sign in as a setup user and go to Tools > Deep Links.
2. Search for order.
3. Select the Manage Orders (SALES_ORDER,CREATE) link.
4. Create your link and use it in your UI as needed.

See the Deep Links topic in the Configuring and Extending Applications guide for more information.