Engagement Process Projects are completed in stages, designed to be reviewed and approved by the client at designated milestones: Requirements Analysis Requirements Specification Preliminary Design Detailed Design Coding Unit Test Planning Unit Testing Integration Test Planning Integration Testing System Test Planning System Testing Training Deployment 3 Tier Systems employs the spiral model of development, ensuring the adherence to project specifications and close communication with the project sponsors at every step. 3 Tier Systems, Inc. 4275 Executive Square Suite 800 La Jolla, CA 92037 858-292-0322 [email protected]