A study at The British Institute of Psychiatry showed that checking your email while performing another creative task decreases your IQ in the moment by 10 points. That is the equivalent of not sleeping for 36 hours. This mundane task is just one of many everyday work habits that may be standing in the way of your company’s efforts to boost productivity and increase sales.

From constantly being interrupted and switching tasks at random, to creating an impossibly long to-do list and cluttering your desk, here are seven steps to ensure that you are decreasing productivity and overall sales effectiveness on a daily basis.