Contacts and Calendars were the topics covered. Read the chapters in the User Guide and play with these apps.
Contacts tips:
Add information in designated fields. Use the Company field to keep track of associations --
RS iPhone or book group or potluck and then the Search feature will help you find your connections.
Calendar tips:
On an iPhone, rotate the phone to landscape/sideways to see the Week At A Glance view. Toggle the Holidays calendar off to show fewer events.