You shouldn't need to motivate your co-founder. Co-founders are supposed to know what to do and want to do it without any intervention. Motivating other peopl

You shouldn't need to motivate your co-founder. Co-founders are supposed to know what to do and want to do it without any intervention. Motivating other people takes a little bit of time and a LOT of energy. Uncertainty in even one person can drain the energy of a startup. One way or another, he needs to go. In the future allow everybody's shares (including your own) cliff vest over 4 years. That way you don't need to buy people out.