The program is a complete Interior Decorating course with Certification. Our exclusive Certification program is taught in an easy, informative and concise manner through the use of ONLINE education or our Direct Workbook correspondence program. Teachings include: Function of Interior Spaces, History of Furniture, Trade Showrooms, Use of Color, Lighting, Scale and How to Charge for your services as a Certified Interior Decorator. C.I.D. is also the only organization that can educate, test, and certify Interior Decorators.