Final answer:
An appraiser must update their appraisal log at least every 30 days according to NCAB rules. This is to ensure professionalism and regulatory compliance in the appraisal industry.
Step-by-step explanation:
According to the North Carolina Appraisal Board (NCAB) rules, an appraiser must update their appraisal log at least every 30 days. This requirement ensures that the appraiser's work can be reviewed in a timely manner, and it helps maintain the integrity and professionalism of the appraisal industry. It is important for appraisers to adhere to these guidelines as part of their professional responsibilities and to maintain compliance with industry regulations.