Promoting a new DeFi platform requires a multi-faceted approach. Start with social media marketing to build awareness and engage with potential users. Platforms like Twitter, Telegram, and Reddit are popular among the crypto community. Content marketing is another vital strategy; create insightful blogs, whitepapers, and case studies that explain your DeFi platform's unique value proposition. Collaborate with influencers in the DeFi space to reach a wider audience. Hosting webinars and AMA (Ask Me Anything) sessions can also help in educating your target market and answering their queries. Additionally, consider running targeted ad campaigns on crypto-related websites and forums to attract early adopters.