Sierra Systems provides upgrade and implementation services for OpenText solutions using their SMART Methodology. This includes defining goals, validating the business model, and implementing according to a plan. They discuss common challenges with upgrades like performance and compatibility issues. Their presentation provides best practices around people, process, and content for successful upgrades. A sample plan is given for upgrading from Livelink 9.7.1 to Content Server 10 which involves planning, deployment, testing, and transition over an 8 week period.