The sales rep, Amber was very knowledgeable about requirements for city code, etc. She did a very thorough job on our quote. The electricians and plumbers did a superb job and left me a very neat and professional installation. Justin the tech, was extremely knowledgeable and made sure to answer any questions, and did a very thorough job on the start up and explanation of the generator functions. Extremely happy with this investment and Blackout Generator.