Purchase Order Limit value

Question:
Hi,
Can I prevent the Buyer when he creates a PO to change a unit price over than 10% of the valuation price coming from the PR.
Thank you.
Answer:
Hi,
The User Exit can enable you to achieve such requirement. However, there have been several disadvantages that you will encounter if you wish to implement such restriction. Let me know if you would be interested in.
Cheers,
HT
Answer:
Yes if there is a user exist.
I have just to propose that to the business team.
Thanks.

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