None of us sets out to be unproductive. Sure, we all have those days where a few drinks the night before leads to a less than stellar day at our desk, or a day off is begging to be spent curled up on the sofa in front of Netflix. But if you’ve noticed a drop in your productivity levels that threatens to encroach on more than the odd day here and there, it’s time to take a look at where you’re going wrong.