How can an Admin prevent users from reconfiguring a specific bundle after initial configuration?

Approver records are not required when using dynamic approvers.

The sales operations team at Universal Containers used the Create Order button to generate an Order with only half of the available Quote Lines and then the team selects the Ordered checkbox.
What updates should the sales operations team expect?

In order to assign a fixed price to a Product based on a range of quantities (which would override the automatic calculation of quantity x unit price) you would use?

A user needs to amend a contract and change prices to reflect new discounts for existing active subscriptions and assets.
How should the user achieve this?