Who has to sign an NCNDA? The broker/s or the end seller or buyer?

Question

NCNDA stand for Non-circumvent and Non-Disclosure Agreement. "In a very short explanation, It is a document to prevent those parties involved to disclose and circumvent the relevant parties to reach the end buyer or end seller."

Yes, but WHO SIGNS IT? Thank you...

Answer 1

The buyer and seller signs the agreement not to pursue cases against other parties in case of breach.