Characteristics

• Successive approximation model

• Iterative model

Steps

Prepare

• Gather info

• Collaborative conversation

Design

• Design

• Prototype

• Review

• Repeated three times

Develop

• Develop

• Implement

• Evaluate

• Repeated three times

Pros and Cons

Pros

• Collaborative

• Incorporates changes right away

• Saves times and money

Cons

• Repetitive

• Waste of resources