So far, we've covered the first 6 steps of implementing a successful energy metering system. At this stage in the process, you would have a fully functioning energy monitoring system that is providing you all of the data you need. Hopefully, this would suffice and continue to address your needs for years to come. In the real world, however, things go wrong, requirements change, and new ideas emerge. For the final step, we will discuss how a maintenance agreement can save you time, money and headaches when dealing with these things.