© 2023 Pinterest. All rights reserved. Non-GAAP Limitation of Key Metrics Financial Measures and Other Data To supplement our condensed consolidated financial statements, which are prepared The numbers for our key metrics, which include our monthly active users (MAUs) and and presented in accordance with generally accepted accounting principles in the average revenue per user (ARPU), are calculated using internal company data based United States ("GAAP"), we use the following non-GAAP financial measures: Ad ...