Kroger Mid-Atlantic announced a new membership that will give customers access to free grocery delivery, two times the fuel points on every purchase and other savings.The Boost membership starts at $59 a year and entails free next-day shipping; the $99 Boost membership boasts free delivery in as little as two hours.https://www.kroger.com/pr/boost.Locally Kroger is located in Johnson CIty, Kingsport and Bristol.