What Should I Do if I’m Going to Miss a Writing Deadline?

So, you’ve been working on a writing task for a client, not everything has gone to plan and now you’ve come to the heart-sinking realization that you’re going to miss the deadline.

Maybe you misjudged the scope of the project? Perhaps you had a family emergency and had to leave town for a couple of days? Or, it might be that you simply over-stuffed your schedule with writing assignments because you were so eager for paid work?