Repeat customers are already sold on the product, but digital marketing helps keep that relationship going between purchases. Emails with useful tips, loyalty rewards shared through social media, or early access to new products are ways businesses stay in touch without being pushy. The goal is to stay on the customer's mind so that when they are ready to buy again, that business is the first one they think of. Do you think businesses with loyal customers still need to invest in digital marketing, or is word of mouth enough?