It served as a simulcast of the full-service/MOR AM station and continued the AM's programming after AM sign-off as well as broadcasting local high-school sports.

Eventually WOAP (AM) and WOAP-FM separated programming completely, with the FM station taking a beautiful music format.

In 1987, the Federal Communications Commission's concerns about concentration of media ownership in the Owosso area at that time forced the Argus-Press to sell WOAP-AM-FM.

In addition to the changes in the programming department, Krol Communications Inc also invested in equipment and technology for the studio and the broadcast chain which has improved the quality of the signal dramatically.

[8] Burke most recently hosted the morning show at WHNN in Bay City prior to an abrupt format change which left him jobless.

[9] WHNN's format change left WRSR the only station in the Flint market playing hits from the 1960s through 1980s.