Amway co-founder lists summer home for $4.5M - mlive.com

mlive.com:

"With a three-car garage, a dock that can accommodate four boats, and a helicopter pad, Holland's most expensive home was built to be the ultimate summer getaway. After upgrading to a Lake Michigan mansion near Tunnel Park in neighboring Park Township, billionaire Richard DeVos is selling his longtime summer compound on Lake Macatawa for $4.5 million. Spread along 2.9 acres on South Shore Drive, the estate features a 12,146-square-foot house with five bedrooms and 8 1/2 bathrooms, and a 1,128-square-foot guest house with two bedrooms and two bathrooms."