Visit the Capital City of one of your friends and accept a quest at the City Ambassador. To do so, click a friend's globe in your friends list, click View Empire, and then select the Capital City you want to visit.
Visit the Capital City of a Friend
Complete a Quest form the Ambassador in your Friend's City
Quest Giver Quotes
“ I love to travel, and I love making friend. Don't you?
Perhaps now is the perfect time for you to visit the Capital City of one of your friends. Go there now and offer to help your friend by going on a quest. You will find the City Ambassador often has something interesting for you to do.
Going on quests in this manner will earn rewards for you as well as your friend. ”