Marketing is a vital skill for entrepreneurship. An MBA is the polar opposite, it would mostly just be a waste of time. By all means improve your marketing and

Marketing is a vital skill for entrepreneurship. An MBA is the polar opposite, it would mostly just be a waste of time. By all means improve your marketing and sales skills, it will only help. Half the battle is building something people want, the other half is communicating it to them in a way that they understand why they want it quickly and concisely.