During the pandemic, one unexpected hobby developed - Dungeons & Dragons. This sparked an interest in quirky dice sets and led to buying a high-end set for a campaign's anniversary. The packaging was elegant and included a thank-you note with care instructions and a discount on the next purchase. Personalizing each purchase with thoughtful details is key to building brand loyalty. eCommerce personalization refers to customizing the browsing and buying experience based on data like past purchases, browsing history, and preferences. A 2021 study found that companies that do personalization well generate 40% more revenue than those with average efforts. Personalization can be applied to product recommendations, browsing experiences, content suggestions, personalized promotions and discounts, interactive quizzes, localizing suggestions, behavioral triggers for in-session users, retargeting recent users, curated bundles, post-purchase thank-yous, targeted on-site pop-ups, customer review engagement, augmented reality experiences, and loyalty program personalization. To implement eCommerce personalization effectively, it's essential to make it scalable, collect new user data, continue collecting returning user data, use that data, add automation, localize suggestions, set up behavioral triggers for in-session users, retarget recent users, offer curated bundles, post-purchase thank-yous, targeted on-site pop-ups, customer review engagement, augmented reality experiences, and loyalty program personalization. Personalization is crucial for creating a memorable experience, increasing sales, and fostering brand loyalty. It's essential to tailor the personalization strategy to each customer's unique characteristics and needs. By doing so, businesses can create a loyal fanbase that will continue to shop with them. The key to successful eCommerce personalization is to make it scalable, use data-driven insights, automate processes, and continually refine the strategy based on user behavior and feedback.