#ctor	Initializes an object instance.
#ctor	The Copy constructor.
Add	Adds the specified object.
Add	Creates and adds the object with the provided values.
Append	Appends the supplied objects to the collection.
Clone	Clones the structure of the object.
GetCollection	Get custom collection from List.
GetDescription	Gets the Item Description with Value as index within PropertyName.
GetEnumerator	Gets the Collection Enumerator.
GetIndex	Get index from Value.
GetItem	Gets the KeyItem with Value as index within PropertyName.
GetItems	Gets the Items with the PropertyName.
HasItems	Checks if the collection has items.
HasItems	Checks if the collection has items.
SearchPropertyName	Retrieve the collection element with name.
SortPropertyName	Sort on Name.

Count	The Collection count.
Item	Gets the item by index value.
Items	The KeyItem items.