As a sales effectiveness manager, you plan sales strategies and develop programs to increase efficiency for a company. Your responsibilities are to analyze current data, create solutions to maximize sales, support maintenance for the system in place, and integrate new services. Your duties are to enact change in management and process, identify trends that will increase sales opportunities, make recommendations to improve internal and external relationships, and document selling practices. It’s also your job to collaborate with Human Resources, product marketing, and other departments to ensure the success of business goals.