41 Software application featuring interactive heartrate based exercise, physical training classes and competitions for individuals and groups; software application featuring fitness coaching, fitness concierge services, and information on fitness safety; promoting, advertising and marketing of the brands, products, services and online websites of others; downloadable software in the nature of a mobile application for receiving content and media used in connection with heartrate based exercise, physical training and fitness coaching; downloadable software in the nature of a mobile application for receiving content and media used in connection with interactive audio and visual presentations in the field of heartrate based exercise and physical training on an interactive website