1+ reach

Statistically estimated percentage of population that had at least one contact with the advertisement (looked at the campaign poster). When calculating 1+ reach ratio, the model takes into consideration visibility adjustment and immobility ratio. 

3+ reach

Statistically estimated percentage of population that had at least three contacts with the advertisement (looked at the campaign poster). When calculating 3+ reach ratio, the model takes into consideration visibility adjustment and immobility ratio. 

Number of contacts

Number of contacts generated in an out-of-home campaign in the model target group.

Average number of contacts per viewer

Shows how many times a person who generates Reach 1+ passed panels with a campaign to look at them at least once.