The offending agent's actions constituted a Code violation because she initiated contact with a client who was already subject to an exclusive buyer agreement. (realtormag.realtor.org)
If you're talking about buyer agreements in terms of what you get out of it, then you need to stop doing that and promise never to do it again. (remonline.com)
Exclusive Right to Represent Buyer Agreement Exclusive Buyer Agency Agreement (starts at 4:52) LENGTH: 5:58 (vermontrealtors.com)