Thanks to federal estate tax rates introduced in 2010, taxpayers have an unprecedented opportunity to preserve estate wealth and build more to pass on to future generations. For owners of wineries and vineyards, the majority of which are family-owned or -controlled, the next 10 months present a crucial window to evaluate or create your estate plan, take advantage of the new rates and ultimately safeguard more of your hard-earned wealth. Some of the new tax rates will be in effect only through t...