The Avocational Certificate Course may be taken for personal enrichment, and to learn to design one’s own home. You’ll tour Southern California’s hottest design centers with people in the know as your guides. Guest speakers offer first-hand knowledge with inside tips and personal experience. This fun and exciting Course is one you won’t want to miss. The Course introduces the student to the planning of interiors through drafting the space on paper and final concepts. The student is taken through the steps of designing a home from initial spaceplanning, furniture selection, window treatments, fabrics and flooring materials. The Course takes 11-12 weeks to complete and is avocational. When registering student selects preferred class schedule: Tuesdays & Wednesdays (in-person) OR Tuesdays & Thursdays 9am-11:30am (in-person) OR Tuesdays & Thursdays 6pm-8:30pm (on-line). The Course totals 72 class hours and is taken on a pass/not pass basis. Although many students completing the Certificate Course have obtained jobs and have started their own interior design businesses, students should not expect to become employed as interior designers. An option that students enrolled in the Certificate Course have is to take the course to see how they like the subject and how well they do. By the ninth week of the quarter, if a student chooses to switch to the career-oriented Associate of Arts Degree in Interior Design, they can. To request a transfer the student should contact the IDI Administrative Office.

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A transfer fee of $100 is required at the time the transfer is requested. Once the transfer has been approved, the student will then be required to complete 10 additional class hours, at no additional cost, that include: —Lectures: Business of Interior Design, Effective Networking-Making Connections That Matter, Working with Contractors, and the Final Exam Review. —Student will be required to take the final exam. Student will be issued a grade and credit units and is officially enrolled in the career-oriented Associate of Arts Degree Program in Interior Design. The Avocational Certificate Course is comprised of both the Lectures and the Studio Workshops listed as follows.



Instruction in the steps to remodeling a kitchen or the designing of a kitchen in a new home. Materials used in kitchen design from wallcoverings to laminates are reviewed. Included in the discussion are how to work with a kitchen design consultant and the costs involved.


Remodeling and designing of both new and old bathrooms are reviewed. Materials, costs, estimates and spaceplanning are also discussed. A discussion of the pros and cons of using a bathroom design consultant is included.


Study both modern and traditional window treatments, including architectural and fabric window treatments. Explore the vast variety of wall coverings available on the market. Papers, upholstered walls, reflective surfaces and other wall surfaces are discussed.

*FIELD TRIP–WORLD FAMOUS Pacific Design Center

Tour the Pacific Design Center to study sources of purchase. Students will tour sources for furniture, floorcoverings, wallcoverings, etc. Also, time is allocated for students to visit showrooms of their choice. Tour will be outside regular class time with date to be announced.


Tour the design center in Laguna Niguel to study sources of purchase. Students will tour sources for furniture, floorcoverings, wall-coverings, etc. Also, time is allocated for students to visit showrooms of their choice. Tour will be outside regular class time with date to be announced.


Study various color schemes and color psychology used in designing a home. Color trends in the market and materials used are discussed.


Designing sustainable and healthy interiors that are good for our environment and allergy and toxin free. Students will learn what makes a healthy and natural home, as well as materials and design resources used in the process.


Slide presentation and discussion of historical and contemporary styles of chairs from the 1900’s to current. Emphasis is placed on the primary furniture styles used in today’s interior design.


Designing the new outdoor room and how to bring the indoors out. Emphasis is on creating a warm ambience by selecting the right furniture, accessories, lighting and materials. Use of fireplaces, fire pits and cooking centers are included.


A family’s lifestyle at home is enhanced by the benefits of technology. Students will learn how to weave the latest technology into the home for entertainment, lighting, automated window coverings and communication. Whether for a home theater, family room, home office, kitchen or patio, students will learn how to personalize these spaces with innovative and unique automated systems.


*Please Note: Due to the current health situation you will be invited to attend field trips when they are safely available for in-person field trips.



Introduction to the drafting tools and materials used in spaceplanning. Techniques of sketching and measuring are taught.


A residential floor plan is assigned and the student is given a set of requirements and taught the procedures for meeting them. Architectural symbols and blueprint reading are reviewed. Students are taught manual drafting, spaceplanning and traffic patterns and will have their spaceplans printed as part of their final concept.


Study the psychological and emotional impact of color, as well as future color trends and the use of color in an interior. Selections of fabrics and materials are used to demonstrate color theory and application. The main goal is to teach the student all possible color schemes and systems used in interior design.


Students will commence specifying furniture for the spaceplan they have completed in “Drafting and Spaceplanning”. Furniture selection, and furniture sources are key topics to be covered.


Emphasis of this class is on textile selection based on appropriate fiber content and cost and the many types of textiles on the market today. The student will begin to specify materials for furniture pieces and windows in the spaceplan previously drafted and designed. These textiles will then be prepared and mounted on final presentation boards.


Students are taught many different design styles and required to focus on one for their project. A design profile is completed by each student.


Students will be taught material board selections and construction. Students will complete a set of material boards representing their final design solutions.


Students share their design solutions using their material boards. The instructor and students collaborate on the design solutions and celebrate the culmination of their design experience.