By Jesse Berst

But prepay technology has gotten better and better and we now have enough prepay pilots underway to start drawing conclusions. The clear takeaway from the most recent survey from the EcoAlign marketing agency is that "prepay electricity shows promise for high satisfaction among consumers that choose to use it."

The survey details the reasons consumers enroll; the features they like most; the concerns that bother them the most; and more. Download the survey results >>

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Jesse Berst is the founder and chief analyst of Smart Grid News.com. He consults to smart grid companies seeking market entry advice and M&A advisory. A frequent keynoter at industry events in the US and abroad, he also serves on the Advisory Council of Pacific Northwest National Laboratory's Energy & Environment directorate.