Yes, hotel management software can significantly support marketing efforts by offering built-in CRM tools, email automation, and guest data management. It helps you segment customers based on preferences, booking history, and behavior, allowing targeted campaigns and personalized offers. You can run email promotions, send booking reminders, and offer discounts to repeat guests. Some systems also integrate with third-party marketing tools and social platforms, helping increase direct bookings, improve guest engagement, and boost overall revenue.