Wine Business Monthly's third annual Tasting Room Survey provides an inside look at how tasting rooms are evolving as key revenue sources for wineries. In fact, for the amount of revenue they generate, tasting rooms at smaller wineries could be considered their leading "distributor." Among this year's survey results, we find that more wineries are seeking to maximize sales in their tasting rooms by charging higher tasting fees and increasing wine club sign-ups by offering greater cash incentives...