Return On Investment of Usability

Usability = Decreased Costs + Increased Revenue = Improved ROI

Most software and website development managers view usability cost as added effort and expenses, when the reverse is true.

The first 10% of the design process, when key system-design decisions are made, can determine 90% of a product's cost and performance. Usability techniques help keep the product aligned with company goals (Smith & Reinersten).