Why does he put ({{Domain}}) ? in his template and in this field? Would it still work WITHOUT ({{Domain}}) ?

Im coming from the "This Cold Email System Booked 1021 Opportunities Last Month" and I cannot find the templates, can someone please help?

In this video we break down the basics of clay, how to write copy with AI, as well as how to turn any company list, into a list of decision makers. If you would like to use our template to turn a company list into decision makers, you can use these two templates. Use this one to find people https://app.clay.com/shared-table/share_SfxiQwTXooyD And this one to enrich emails https://app.clay.com/shared-table/share_uYzUMwxUSsqb