Plenty of businesses have come and gone over the years, but a few, including Glassing Florist, have become staples in the Inver Grove Heights business community. Founded in 1940 by Fred and Bernice Glassing, the flower shop is now owned and operated by the husband and wife team of Bruce and Holly (Glassing) Zschokke and their son, Derek. Bruce and Holly took over the business in 1990, when they bought it from Holly's parents. A total of 11 employees currently work at the shop, which is located on Babcock Trail. The focus of the business is simple, said Derek Zchokke, a 1996 Simley High School…