You may check into your apartment after 7pm Saturday during the weekend prior to your first clerkship day.
When you arrive in Spokane, go to Sacred Heart Medical Center Emergency Room entrance. On your right will be the Security Officers room where you will give them your name and ask for your "Key envelope" that has your name on it. Your key envelope will be available for pickup anytime Saturday prior to your first day of clerkship. Your apartment will not be available for entry until 7pm Saturday.