Hello? I am using the Perpendicular Face Tools created by you. Recently, I would like to modify the content of the source code to add new features according to my needs. Your copyright notice will remain intact, and there will be no changes regarding the copyright. Could you grant me permission to modify the source code? Thank you.

Hello? I am using the Perpendicular Face Tools created by you. Recently, I would like to modify the content of the source code to add new features according to my needs. Your copyright notice will remain intact, and there will be no changes regarding the copyright. Could you grant me permission to modify the source code? Thank you.

Hello? I am using the Perpendicular Face Tools created by you. Recently, I would like to modify the content of the source code to add new features according to my needs. Your copyright notice will remain intact, and there will be no changes regarding the copyright. Can you give me permission to modify the source code?