Fitness for purpose
Designers will have written a design specificationDocument containing details of a product's required characteristics, and all the processes, materials and other information needed to design the product., developed from the design briefA set of instructions given to a designer by a client. and based on the results of completed research. This is where a specific list of criteriaA set of rules or conditions that must be met. Often used in searches. is written that a designer can follow as a set of rules. During the iterative design process, this specification should be referenced to and designs evaluated against it to ensure the final solution is the best fit.
Considerations might include:
- How does the product fit within the range of sizes specified?
- Does the product fit the clientIn business, a client is a person or organisation that wants a product manufactured, eg a retailer. taste?
- Do the materials and components fit within the specified cost limits?
- Does the product appeal to the primary userThe person a product is made for.?
- Will the design comply with current safety standards?
- Will the product have a minimal impact on the environment?