what is planned organizational structure for a day spa

If you're in the United States, you might want to speak to someone at your local SBDC or SCORE office.

http://www.bplans.com/business_planning_resources/sbdc/
http://www.bplans.com/business_planning_resources/score/

Every business, even in the same location and industry, is unique, and its structure will also be unique. The planning process can help you to determine the right structure for you. Our business plan outline article can help you get started.

http://articles.bplans.com/writing-a-business-plan/a-standard-business-plan-outline/29

Good luck, and let us know when you have more questions. Thanks for asking!