Now that you have completed Learning Module I, you have documented procedures for operating a capillary electrophoresis system. Following the separation you completed in steps 22 and 23, consider whether you would revise any of the protocol you developed before your first use of the instrument. As you expand your use and knowledge of capillary electrophoresis, you will undoubtedly expand and modify the documented operating procedures. Take a look at the answer key we have provided for Learning Module I. If you are in contact with other researchers who have completed this Learning Module, you should consider sharing your responses with others. You may find subtle differences or explanations that you find useful.