Defining ad metrics: impressions vs. reach vs. frequency
What each measure tells you about the visibility of your ads — and why they matter together
Today is Friday, September 18, 2026 Broadway Baby Birthdays: Maximillian Alejandro Robert M. Armitage James Gandolfini Stephen Flaherty William Ryall John A. McGlinn Anna Deavere Smith Gerry Bamman Fred Burrell Patricia Roe Leslie Redford Jack Mullaney Phyllis Kirk Felice Orlandi Jack Warden Harry Townes Leon Askin Agnes De Mille Harold Clurman Willard Mack Samuel Johnson Nina Arianda Barrett Foa Jada Pinkett Smith Cecelia Norfleet Abigail Rosen Drout Miller Grayson Hall Willard Robison Donnie Kehr Nicholas Clay Ernestine Jackson Ralph Purdum Ed Cambridge Fay Compton