Washington Common Errors on the Interpretive Services Appointment Record (ISAF) are errors that can occur during the process of creating and managing appointment records for interpretive services. These errors can include incorrect information being entered into the system, incomplete information, duplicate entries, or incorrect formatting. Some of the most common errors include: • Incorrect appointment dates or times: This occurs when the wrong appointment date or time is entered into the appointment record. • Incomplete information: This occurs when the required information is not provided or is incomplete. • Duplicate entries: This occurs when the same information is entered twice or more into the appointment record. • Incorrect formatting: This occurs when the information is entered in incorrect formats such as incorrect dates or incorrect spellings. • Incorrect contact information: This occurs when the wrong contact information is entered into the appointment record. • Inaccurate appointment details: This occurs when incorrect details are entered into the appointment record.