The Base Usage Rate calculator below was designed to help you determine the BUR applicable to your business. The table on the left is an example for you to refer to. Enter the figures applicable to your business into the table on the right in the green shaded areas. The calculator is based on recovering your overheads in eleven months to make provision for 3 weeks paid annual leave and one week paid sick leave per year. The creative fee is a subjective value of your creative input into a shoot and should be adjusted according to your level of experience.