Advantage Auto and Trailer Sales! The Advantage Group of Companies is family owned and operated by the Lacey family. A 4th generation family business with the 5th up and coming, our goal is to maintain the highest level of customer satisfaction through sales and service. We service what we sell! The company was formed as a used car and truck dealership. Over the years we have broadened our scope to include selling, leasing and rental of all types of utility, cargo, cattle, horse and recreation trailers, and are now Westman’s larges trailer dealership. We are also proud to supply a large selection of vehicles, tires and all types of trailer rentals.