You'll forget - we all do. After a hard day of work, the last thing that pops in to your head is "hey, I should go update this story in VersionOne before I go home." Oh no, the only thing you're thinking about is how bad traffic will be, what you're having for dinner, your trip to Seattle, which bar has the best drink specials tonight, etc. So accepting that we forget to burn points now and then, why don't we just make a script to remind us? While you're at it, might as well add a reminder for when you accidentally close a story without setting the ToDo points to zero.
Luckily, since you obviously use VersionOne (because it's the gold standard), there's an API for that: