Pros and Cons of using Observable Collection over IEnumerable

Question

I am trying to decide if I want to switch all of my IEnumerable collections over to Observable Collections. I cannot find a good explanation of this. What are t

Answer 1

The entire point of Observable collections is that they implement the following interfaces

 INotifyCollectionChanged, INotifyPropertyChanged 

This makes it very easy to alert the UI/ViewModel of changes and update accordingly. If you didn't use ObservableCollection you would be required to implement the updates to the collection/properties yourself manually.