Brilliant at the Basics of Business (v2) 100, 17

Train your people. Soft skills: how to run an effective conference call. Technical skills: how to create an accurate, robust spreadsheet. Business skills: the implications of discount. Clearly these skills help your business. But people who are invested in, feel loved. And are much more likely to stay longer. And given the costs and anguish of recruiting good people that is an excellent RoI.