Brands are learning that partner marketing is a smart way to broaden your audience and drive growth and sales. Partner marketing, which is creating mutually beneficial relationships between your brand and other businesses, is a fast-growing sector in the marketing world. As with any relationship, it is important to find the right partner for your brand: Can the partner drive sufficient traffic and sales to make it worth your investment? Do your target audiences align? Do your brands have shared values? Here are 4 examples of brands who are utilizing partner marketing to grow their customer base.