Brandi Johnson discusses how co-branding campaigns can help companies in three key ways: 1) Partners can introduce one company's products or services to the other's customer base to quickly grow awareness; 2) Partnerships help brands mitigate campaign costs; and 3) Lesser-known brands can leverage the recognition of their partner to create immediate loyalty. When considering partnerships, brands should evaluate which partners drive the most customer engagement and traffic based on coupon redemption data. Successful partnerships match both brands' target audiences and maintain equal involvement in messaging and campaigns.