Without practice these notes or script can be painful to listen to.

But with practice and skill one is a question that can lead to being paid five, six, ten, twenty thousand dollars or more. The other is Stairway to heaven. All guitars have the same notes and all agents have the same words.

Why does the real estate industry resist scripts and dialogues so much?

When you practice the guitar, other people are ok listening to it, the same with scripts. When you practice and internalize your dialogue they don't sound like a canned script, they sound natural.