Interior designers make interior spaces functional, safe, and beautiful by determining space requirements and selecting decorative items, such as colors, lighting, and materials. They read blueprints and must be aware of building codes and inspection regulations.                                      Duties Interior designers typically do the following: Search for and bid on new projects Determine the client’s goals and requirements of the project Consider how the space will be used and how people will move through the space Sketch preliminary design plans, including electrical layouts Specify materials and furnishings, such as lighting, furniture, wall finishes, flooring, and plumbing fixtures Prepare final plans, using computer applications Create a timeline for the interior design project and estimate project costs Place orders for materials and oversee installing the design elements Visit after the project to ensure that the client is satisfied