One big issue with planning is that it is enjoyable. And if it is enjoyable, you will likely overdo it. Planning is "dreaming" about the future. All of your bi

One big issue with planning is that it is enjoyable. And if it is enjoyable, you will likely overdo it. Planning is "dreaming" about the future. All of your biases will emerge and self-reinforce during planning. The amount of planning should correlate with predictability of your business. If you're a factory, plan all you want. If you're a startup, have a vision, take baby steps towards it and re-evaluate often.