Here are some questions that you can start to ask yourself:
What are your business weak points? What needs to change?
What support do you need?
Where are most of your revenue coming from? Is it proportional to your effort?
Where are you holding yourself back?
What boundaries do you need to introduce or reinforce with clients?
Plan effectively after getting all the answers to the questions, and this shall help you make your smart business plan to run your interior designing business in a progressive way.