Paid Search Brand Bidding Guide for Affiliates Learn what brand bidding is, how it affects advertisers and affiliates, when it's allowed, and how to stay compliant to protect your commissions and account standing. What brand bidding is, why it matters, and how to protect your commissions and account standing? How do I check whether an advertiser allows brand bidding? How do I request brand bidding approval? What happens if I bid on brand terms without approval?