But there’s a simpler explanation: a VPP is just one of several battery electricity plans now available, and for many households it isn’t the best fit. Who it suits: owners who want a simple, predictable, high export rate and are happy to set a timer once and leave it. You want a high, simple export rate with minimal fuss: a high evening feed-in tariff plan, set once on a timer. a high evening feed-in tariff plan, set once on a timer. Other options like wholesale or high feed-in plans don’t unlock these particular payments.