This is just one of the many internal and external communications channels we use to continually help our people build our global brand.

FORBES: Deloitte: Unifying a Global Brand

Jon Iwata, senior vice president of marketing and communications at IBM, says top marketing executives need to manage both internal and external communications.

FORBES: CMO Summit

Robison also has responsibility for worldwide corporate marketing activities, including brand strategy, internal and external communications, digital strategy and hp.com, environmental sustainability, social innovation and customer intelligence.

FORBES: HP's Chief Strategy & Technical Officer Suddenly Steps Down or Was He Fired?

Listening to customers and acting on their needs should shape every aspect of a company, from the types of people that are hired, to internal and external communications, design processes, value definition, and how decisions are made.

FORBES: Why Customer Loyalty is Hard

Other companies, meanwhile, are leveraging a hybrid of external social media and internal communications.

FORBES: Employee Engagement and Corporate Social Responsibility for Generation Twitter