Reach Plan Service gives users information about audience size that can be reached through advertisement on YouTube. In particular, GenerateReachForecast provides estimated number of people of specified demographics that can be reached by an ad in a given market by a campaign of certain duration with a defined budget.
Generates a product mix ideas given a set of preferences. This method helps the advertiser to obtain a good mix of ad formats and budget allocations based on its preferences.
Generates a reach forecast for a given targeting / product mix.