.NET MAUI Data Binding Wire UI controls to ViewModel properties with compile-time safety, correct change notification, and minimal overhead. Prefer compiled bindings everywhere and treat binding warnings as build errors. When to Use - Adding compiled bindings to a new or existing page - Implementing or CommunityToolkit - Creating or consuming / - Choosing the correct for a control property - Setting in XAML or code-behind - Using relative bindings ( , , ) - Applying , , or - Writing AOT-safe code bindings with and lambdas (.NET 9+) When Not to Use - CollectionView layouts / templates — use th…