Step 1.

Place an Ignore Placeholder Macro on a page and insert Placeholders that should be ignored during the copy process:

Step 2.

Instantiate the copy process:

Step 3.

Replace Placeholders, all placeholders within the Ignore Placeholder Macro will not appear in the Replace Placeholders Dialog:

Step 4.

Finish the Copy Process, the Ignore Placeholder Macro remains with its content: