Grand Valley State University students, faculty and staff who are interested in improving the bus service between Allendale and Grand Rapids will be able to give their input today. From noon to 2 p.m., representatives from The Rapid bus service will be in the Grand River Room of the Kirkhof Center for a hands-on interactive input session. Transit experts will be at the drop-in sessions to explain how technological advancements can improve the way students travel around Grand Rapids. Free refreshments will be provided.