Board Thread:General Discussion/@comment-24179430-20140503124111/@comment-24769579-20140504114356

Kncooper wrote: The price of her undoing her curse was not seeing henry, being the thing she loved most, leaving him behind with Emma was the only way she could save the others. But since then, Snow's curse brought them back to storybrooke, basically nullifying Regina's undoing, which therefore let Regina see Henry again.

Basically Snow's curse cancelled out Regina's undoing.

^^