Eloqua is a marketing automation platform used to help businesses manage their marketing campaigns and customer interactions. With Eloqua, businesses can create targeted and personalized marketing campaigns, automate email and social media marketing, track website and email analytics, and manage leads and customer data. Eloqua also offers advanced features such as lead scoring, multi-channel marketing, and advanced reporting capabilities to help businesses optimize their marketing efforts and improve their ROI. Overall, Eloqua is used to help businesses streamline and automate their marketing processes, engage with their customers more effectively, and drive revenue growth.