ROI in DeFi marketing depends on your KPIs—TVL, user growth, or token adoption. Campaigns that focus on educating users and creating value often yield high returns. ROI increases when marketing budgets are spent on community building, influencer partnerships, and content marketing. Measurable outcomes include increased wallet signups, trading volume, and staking participation. Tracking performance with analytics tools helps optimize future campaigns. Strategic execution often leads to long-term growth and sustainability.