@@ -171,11 +171,12 @@ By default, the relation's `key` attribute will be used to create a reference to
If you set `collectionKey` to a string, it will use that string as the reference to the RelationalModel, rather than the relation's `key` attribute.
If you don't want this behavior at all, set `collectionKey` to false (or any falsy value) and this reference will not be created.
-Value: a function that accepts an instance of a `Backbone.RelationalModed` and returns an option hash
+Value: an options hash or a function that accepts an instance of a `Backbone.RelationalModed` and returns an option hash
-If supplied, this function should return an option hash that will be used when initializing the collection at the other end of a ToMany-relation. The function will be called with the initialized instance from the first end of the relation as the only argument
+Used to provide options for the initialization of the collection in the "Many"-end of a `HasMany` relation. Can be an options hash or
+a function that should take the instance in the "One"-end of the "HasMany" relation and return an options hash