No, with the caveat, unless you need to. In a FLEX market you are allowed to buy more and sell back your energy based on your preference to cost optimize. You are in control of your cost, the software automates the transactions.

Yes, any device can be connected (or interfaced) to the FLEX SaaS server; including retro-fitting older asset types.

The local utility, or its FLEX Framework system integrator, works as your liaison to register you, and build your tailored energy subscription. Once registered, you set operating cost preferences, and start to receive market signals to buy and sell energy. Based on your preferences, the app automates any new buy or sell transactions, you can update your preferences at anytime. It's that easy!