To avoid unnecessary congestion of telephone lines, families should not telephone AIS to request a decision. Official announcements will be made on radio and TV. Families are reminded to listen to these announcements carefully. Additionally, the school website will be updated, and school administrators will announce decisions on Twitter. Using the information provided, parents and guardians families are expected to take every precaution to ensure their children remain safe. In circumstances other than declared rainstorms or typhoons, student tardiness or absence due to inclement weather conditions requires a parental letter of explanation.