You probably invested a great deal of time, effort and smarts in making your spa a wonderful destination. Yet your single greatest marketing asset is not your brick-and-mortar features, but the relationship you have with clients. In today’s complex world, forging a personal bond is more vital than ever. Look at the power of social media. Sites like Facebook, Instagram and Twitter have introduced a new kind of all-access intimacy, a sense that any individual can “make a connection”