Harley-Davidson's Harley Owner's Group (HOG) helps to foster strong relationships between riders and their motorcycles, giving it a(n) over other motorcycle manufacturers.

sustainable competitive advantage

Explanation:

Based on the information provided within the question it can be said that this is giving Harley-Davidson a sustainable competitive advantage over other motorcycle manufacturers that the competition cannot copy. This refers to having a something that allows them to be able to outperform their competitors consistently. Which in almost every industry customer loyalty is the number one competitive advantage that a brand can have.

answer; by working independently, the states have a high likelihood of developing innovative solutions that can be employed in other states;

quote is the answer your looking for.