Journaling Writing Revising Publishing

Like the compositional equivalent of lurching zombies, dangling modifiers insistently, incessantly assault the sensibilities of careful writers (and careful readers).

That's the question over on The Verge: why is an ebook ever riddled with typos? It's an interesting point and one that must strike people as they stumble and stutter their way through something downloaded from Apple's iBooks or Amazon.

How do you express numbers in your writing? When do you use figures (digits) and when do you write out the number in words (letters)? That is, when do you write 9 and when do you write nine?