Basic terminology Reach--the number of different persons/ households exposed to a particular advertising media vehicle during a period of time Frequencv--the average number of times a person, household or member of target audience is exposed to a media vehicle within a period of time Gross Rating points=Basic Terminology • Reach--the number of different persons/ households exposed to a particular advertising media vehicle during a period of time • Frequency-- the average number of times a person, household or member of target audience is exposed to a media vehicle within a period of time • Gross Rating Points=