Wilmer �Will� J. Koster, 74, of 307 Superior Cove, husband of Marcia Anderson Koster died Monday, February 1, 2010. Born in Jenison, MI, he was a son of the late Ivan and Esther DeWeird Koster. Will was a teacher with Livonia Michigan School District and was a member of Lutheran Church by the Lake. Surviving is his wife of the home; two daughters, Karen Koster of Madison, NJ and Kathryn Boggetta of Milford, MI; two brothers, Lesley Koster of Grandville, MI and Ernest Koster of Austin, TX; and four grandchildren, John Schoellkopff, Peter Schoellkopff, Anthony Boggetta and Sharon Boggetta.