This year marks the 97th anniversary of WDAE, the first radio station in Tampa Bay.

Since 1922, Tampa Bay small business owners have depended on radio advertising to market their goods and services to local consumers.  During the next 12 months, these consumers are expected to spend $54.1 billion.

By any measure, radio is still the best way to advertise in Tampa Bay. Last week, for instance, significantly more consumers tuned-in to a Tampa radio station than watched local TV; read a local newspaper; or logged-on to Pandora and Spotify.

To buy radio advertising effectively, there are some terms every Tampa Bay small business owner should know.  Here is a list of helpful definitions.