The document discusses using Design Thinking in an advertising agency. It provides 20 tips for how an agency can apply Design Thinking, including using more creative materials in brainstorms, creating project rooms for outsiders to evaluate ideas, interacting with different departments, involving clients earlier in the process, making prototypes, and using online tools like Google Hangouts to exchange ideas. The overall message is that adopting aspects of Design Thinking can make the creative process and work at an advertising agency more flexible, collaborative, and inspiring of new ideas.