The law is a moving target. That well-known gray line between permissible and impermissible writhes continuously.Both problems and potential advantages arise from subtle and often unheralded changes in the meaning or interpretation of vaguely worded rules that govern business conduct. Thus, it's important for wineries to keep track of whether established compliance practices reflect current interpretations of law--not only to avert unintended illegality, but also to capitalize on potential opportunities. The best way is to calendar periodic legal review of sales and marketing programs.Compliance audit issues fill volumes, but the following examples of a checklist item and a common pitfall will give the flavor.Price Allowances to Wholesalers...