The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Surrey School District:
SchoolLink: Connecting parents, teachers and studentsThe official Surrey School District SchoolLink application provides news, announcements, alerts, and featured stories from schools you subscribe to, as well as from the district office. From school closure reminders to urgent notifications, the app keeps you up to date with the schools that are important to you. The app also includes contact information for each of the schools you choose to follow.