YOUserbase/Group.cs

using System.ComponentModel;
using System.Runtime.CompilerServices;

namespace YOUserbase {
	public class Group : INotifyPropertyChanged {
		int id;
		string name;
		string details;
		public int Id { get  => id; set => ChangeValue(ref id, value); }
		public string Name { get => name; set => ChangeValue(ref name, value); }
		public string Details { get => details; set => ChangeValue(ref details, value); }

		private static int index = 0;

		public Group() { 
			Id = ++index;
        }

		// Change value so setter looks a bit nicer :)
		private void ChangeValue<T>(ref T field, T value) { 
			if (!value.Equals(field)) {
				field = value;
				NotifyPropertyChanged();
            }
        }

		// This method is called by the Set accessor of each property.
		// The CallerMemberName attribute that is applied to the optional propertyName
		// parameter causes the property name of the caller to be substituted as an argument.
		private void NotifyPropertyChanged ([CallerMemberName] string propertyName = "")
		{
			if (PropertyChanged != null) { PropertyChanged (this, new PropertyChangedEventArgs (propertyName)); }
		}

		public event PropertyChangedEventHandler PropertyChanged;
	}
}