The following information has been taken from the book pictured above 'Interior Design Reference Manual'. In the design process an interior designer develops design concepts which are physical solutions to the client's problems and which reflect approaches to satisfying the programmatic concepts. The book 'Problem seeking' identifies 24 programmatic concepts that tend to recur in all types of buildings, although they generally do not all occur in the same building or interior space. I found the following 24 concepts to be very helpful; Priority - establishes the order of importance of things such as size, position or social values. Environmental controls - includes air temperature, light, sound and humidity. Phasing - determines if the project must be completed in stages to meet time and cost schedules. Cost control - explores ways to establish a realistic preview of costs and a balanced budget to meet the client's available funds. Hierarchy -...